{"id":4356,"date":"2022-07-22T19:25:00","date_gmt":"2022-07-22T23:25:00","guid":{"rendered":"https:\/\/helene.lecairn.org\/?p=4356"},"modified":"2022-07-26T09:34:04","modified_gmt":"2022-07-26T13:34:04","slug":"march-22-red-rock-canyon-national-conservation-area","status":"publish","type":"post","link":"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/22\/march-22-red-rock-canyon-national-conservation-area\/","title":{"rendered":"March 22 &#8211; Red Rock Canyon National Conservation Area"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Apr\u00e8s la visite du Hoover Dam et un court arr\u00eat \u00e0 Las Vegas, nous terminons notre journ\u00e9e \u00e0 la r\u00e9serve naturelle de Red Rock Canyon. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-1024x576.jpg\" alt=\"\" class=\"wp-image-4357\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154436-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Les dunes de sable fossile sont l&rsquo;attraction de ce parc. Elles se sont form\u00e9es il y a environ 180 millions d&rsquo;ann\u00e9es dans un environnement tr\u00e8s sec; l&rsquo;ensemble du parc d&rsquo;aujourd&rsquo;hui \u00e9tait couvert de dunes de sable g\u00e9antes, qui formaient l&rsquo;un des plus grands champs de dunes de l&rsquo;histoire de la Terre. Au fil des millions d&rsquo;ann\u00e9es et par interaction avec les eaux souterraines, ces dunes de sables se sont solidifi\u00e9es pour former les gr\u00e8s que l&rsquo;on voit aujourd&rsquo;hui. Les migrations des dunes sous l&rsquo;action du vent sont encore visibles gr\u00e2ce aux figures de s\u00e9dimentation qui forment des strates inclin\u00e9es qui se recoupent. Par endroits, ces gr\u00e8s sont riches en fer, qui s&rsquo;est oxyd\u00e9 lorsque la roche s&rsquo;est retrouv\u00e9e en contact avec l&rsquo;atmosph\u00e8re, donnant \u00e0 la roche sa couleur rouge.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-1024x576.jpg\" alt=\"\" class=\"wp-image-4358\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_154815-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" data-id=\"4359\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-576x1024.jpg\" alt=\"\" class=\"wp-image-4359\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-576x1024.jpg 576w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-169x300.jpg 169w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-768x1365.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-864x1536.jpg 864w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-1152x2048.jpg 1152w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155313-scaled.jpg 1440w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"1024\" data-id=\"4360\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-576x1024.jpg\" alt=\"\" class=\"wp-image-4360\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-576x1024.jpg 576w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-169x300.jpg 169w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-768x1365.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-864x1536.jpg 864w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-1152x2048.jpg 1152w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_155535-scaled.jpg 1440w\" sizes=\"auto, (max-width: 576px) 100vw, 576px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Lors des pluies, l&rsquo;eau s&rsquo;accumule dans les d\u00e9pressions et les crevasses de la roche, permettant \u00e0 la v\u00e9g\u00e9tation de se d\u00e9velopper. Certaines esp\u00e8ces animales se sont aussi adapt\u00e9es \u00e0 cet environnement o\u00f9 la pr\u00e9sence d&rsquo;eau est \u00e9ph\u00e9m\u00e8re, comme le red-spotted toad. Ce crapaud se terre dans la boue des crevasses lors des p\u00e9riodes s\u00e8ches et vient pondre dans les mares lorsqu&rsquo;il pleut. Les \u0153ufs \u00e9closent et les t\u00e9tards se d\u00e9veloppent rapidement pour atteindre l&rsquo;\u00e2ge adulte en 40 jours. Une esp\u00e8ce de crevette est \u00e9galement capable de passer du stade o\u00f9 elles sortent de l&rsquo;\u0153uf au stade o\u00f9 elles pondent en 15 jours. Les \u0153ufs peuvent ensuite survivre des ann\u00e9es \u00e0 la s\u00e9cheresse et \u00e9closent \u00e0 la premi\u00e8re pluie.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-1024x576.jpg\" alt=\"\" class=\"wp-image-4361\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160540-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Grimpeurs sur la falaise de gr\u00e8s rouges.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-1024x576.jpg\" alt=\"\" class=\"wp-image-4362\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_160614-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-1024x576.jpg\" alt=\"\" class=\"wp-image-4363\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161806-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-1024x576.jpg\" alt=\"\" class=\"wp-image-4364\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161809-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Dunes fossiles et v\u00e9g\u00e9tation d\u00e9sertique au premier plan.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-1024x576.jpg\" alt=\"\" class=\"wp-image-4365\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_161811-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Dunes fossiles<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-1024x576.jpg\" alt=\"\" class=\"wp-image-4366\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_162024-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">C\u00e8dre et Yuccas<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Apr\u00e8s quelques arr\u00eats aux points de vue remarquables, nous terminons notre visite par une randonn\u00e9e dans un des canyons du parc.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-1024x576.jpg\" alt=\"\" class=\"wp-image-4367\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_163919-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Mont\u00e9e dans le canyon<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-id=\"4368\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-1024x1024.jpg\" alt=\"\" class=\"wp-image-4368\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-1024x1024.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-300x300.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-150x150.jpg 150w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-768x768.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-1536x1536.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-2048x2048.jpg 2048w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_164600-100x100.jpg 100w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-id=\"4369\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-1024x1024.jpg\" alt=\"\" class=\"wp-image-4369\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-1024x1024.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-300x300.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-150x150.jpg 150w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-768x768.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-1536x1536.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-2048x2048.jpg 2048w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171730-100x100.jpg 100w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/figure>\n<figcaption class=\"blocks-gallery-caption wp-element-caption\">La v\u00e9g\u00e9tation se fait plus dense dans les canyons, qui gardent mieux l&rsquo;humidit\u00e9.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-1024x576.jpg\" alt=\"\" class=\"wp-image-4370\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_171908-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Descente \u00e0 l&rsquo;ombre des parois du canyon avec vue sur les dunes fossiles de gr\u00e8s rouge.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-1024x576.jpg\" alt=\"\" class=\"wp-image-4371\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_175335-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Dunes fossiles au coucher du soleil.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Notre destination du jour est Parhump, un bourg \u00e0 la fronti\u00e8re avec la Californie, aux portes du parc national de la Vall\u00e9e de la Mort o\u00f9 nous nous rendons le lendemain.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-1024x576.jpg\" alt=\"\" class=\"wp-image-4372\" srcset=\"https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-1024x576.jpg 1024w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-300x169.jpg 300w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-768x432.jpg 768w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-1536x864.jpg 1536w, https:\/\/helene.lecairn.org\/wp-content\/uploads\/2022\/06\/20220322_180601-2048x1152.jpg 2048w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><figcaption class=\"wp-element-caption\">Sur la route vers Parhump (Nevada), proche de la fronti\u00e8re avec la Californie &#8211; des Joshua Trees!<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cet article fait partie d&rsquo;une s\u00e9rie d&rsquo;articles consacr\u00e9s \u00e0 mon voyage dans l&rsquo;Ouest des \u00c9tats-Unis en mars-avril 2022. Vous pouvez acc\u00e9der \u00e0 la <a rel=\"noreferrer noopener\" href=\"https:\/\/helene.lecairn.org\/index.php\/2022\/06\/25\/march-19-april-9-voyage-dans-louest-americain\/\" data-type=\"URL\" data-id=\"https:\/\/helene.lecairn.org\/index.php\/2022\/06\/25\/march-19-april-9-voyage-dans-louest-americain\/\" target=\"_blank\">liste des articles de cette s\u00e9rie<\/a>, \u00e0 l&rsquo;article pr\u00e9c\u00e9dent (<a rel=\"noreferrer noopener\" href=\"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/19\/march-22-hoover-dam\/\" data-type=\"URL\" data-id=\"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/19\/march-22-hoover-dam\/\" target=\"_blank\">March 22 &#8211; Hoover Dam<\/a>), et \u00e0 l&rsquo;article suivant (<a rel=\"noreferrer noopener\" href=\"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/27\/march-23-death-valley-1-est\/\" data-type=\"URL\" data-id=\"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/27\/march-23-death-valley-1-est\/\" target=\"_blank\">March 23 &#8211; Death Valley (1) &#8211; Est<\/a>).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apr\u00e8s la visite du Hoover Dam et un court arr\u00eat \u00e0 Las Vegas, nous terminons notre journ\u00e9e \u00e0 la r\u00e9serve naturelle de Red Rock Canyon. Les dunes de sable fossile sont l&rsquo;attraction de ce parc. Elles se sont form\u00e9es il y a environ 180 millions d&rsquo;ann\u00e9es dans un environnement tr\u00e8s sec; l&rsquo;ensemble du parc d&rsquo;aujourd&rsquo;hui &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/helene.lecairn.org\/index.php\/2022\/07\/22\/march-22-red-rock-canyon-national-conservation-area\/\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;March 22 &#8211; Red Rock Canyon National Conservation Area&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[1],"tags":[56,57,55,85,4,87,46],"class_list":["post-4356","post","type-post","status-publish","format-standard","hentry","category-non-classe","tag-canyon","tag-desert","tag-geology","tag-nevada","tag-rando","tag-roadtrip","tag-wildlife"],"_links":{"self":[{"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/posts\/4356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/comments?post=4356"}],"version-history":[{"count":9,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/posts\/4356\/revisions"}],"predecessor-version":[{"id":4812,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/posts\/4356\/revisions\/4812"}],"wp:attachment":[{"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/media?parent=4356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/categories?post=4356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/helene.lecairn.org\/index.php\/wp-json\/wp\/v2\/tags?post=4356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}