National Wildlife Refuge System


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

  • Wildlife photography
  • Take photos, share them online
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