Begin exploring the Northwest Discovery Water Trail!

The Columbia River – A Photographic Journey
This site covers places and history along the Columbia River, following the route of Lewis and Clark in 1805 and 1806, and includes other explorers such as Lieutenant Broughton in 1792 and Charles Wilkes in 1841, as well as quite a bit of local history and trivia.

Ethnobotany of the Columbia River
A list of plants common to the Columbia River Basin and their traditional uses by native people.