After losing a man and two capsized canoes below present-day Milner Dam, they discovered that the route was unnavigable.
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The party traveled west with relative ease through South Dakota and Wyoming, and accumulated 6,000 pounds of dried buffalo meat northwest of present-day Pinedale.
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The Astor Expedition of 1810-1812, was the next overland expedition from St. Louis, Missouri to the mouth of the Columbia River after the Corps of Discovery, led by Lewis and Clark.
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The party managed to avoid disaster at the nearby Shoshone Falls and Twin Falls a short way farther along, where the Snake River cascades hundreds of feet.
John Jacob Astor | Pancho Villa Expedition | Northern Expedition | Lewis and Clark Expedition | Astor family | William Waldorf Astor | Mary Astor | John Jacob Astor IV | French Antarctic Expedition | William Waldorf Astor, 1st Viscount Astor | Vancouver Expedition | Expedition Robinson | Northern Expedition (1926–1927) | Imperial Trans-Antarctic Expedition | Belgian Antarctic Expedition | William Backhouse Astor, Sr. | Terra Nova Expedition | Nancy Astor, Viscountess Astor | Ford Expedition | Vincent Astor | punitive expedition | Challenger expedition | Brooke Astor | Astor | Calvert Expedition | Blandowski Expedition | Australasian Antarctic Expedition | Ástor Piazzolla | Astor Piazzolla | Transglobe Expedition |