v. 1. Missouri River between Camp River Dubois (Illinois) and Fort Mandan (North Dakota)--outbound 1804, return 1806 -- v. 2. Beyond Fort Mandan (North Dakota/Montana) to Continental Divide and Snake ...
August 24, 1804 - Lewis and Clark see burning bluff on Missouri River. The Lewis and Clark expedition saw what they dubbed The Ionia “Volcano” when they witnessed a bluff 180 feet high that was hot ...
January 4, 1854 - A bill introduced by Sen. Stephen Douglas in January, 1854, divided the land west of Missouri into the territories of Kansas and Nebraska with the idea that the territories’ settlers ...