National Wildlife Refuge System

LEWIS AND CLARK TRAIL

Trail Information

  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more

Special Features

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National Historic Trail

The Lewis and Clark National Historic Trail stretches through 11 states, tracing the route of the Corps of Discovery from the Midwest to the Pacific Ocean between 1804 and 1806.

Last updated: October 28, 2010