Missouri River Corps of Rediscovery: Six months Paddling a Dugout Canoe

We are now several hundred miles within the bosom of this wild and mountanous country, where game may rationally be expected shortly to become scarce and subsistence precarious without any information with rispect to the country not knowing how far these mountains continue, or wher to direct our course to pass them to advantage or intersept a navigable branch of the Columbia, or even were we on such an one the probability is that we should not find any timber within these mountains large enough for canoes if we judge from the portion of them through which we have passed."

--Meriwether Lewis at...