At the confluence of the Clearwater and Snake Rivers are Lewiston, Idaho and Clarkson, Washington, towns named for the famous explorers. The Confluence Center is located along the levee path in Lewiston with a historical markers for the October 10, 1805, campsite of the expedition. Nearby are several open-air interpretive displays, including a dugout canoe. The Lewis and Clark Discovery Center at Hells Gate State Park features indoor and outdoor displays and a film describing the Expedition’s journey through Idaho. The park is also the gateway to Hells Canyon, North America’s deepest river gorge, filled with scenic vistas, wildlife, and historic tales of the Nez Perce people, miners and ranchers. Go to: VisitLCValley.com.