The Yelm-Tenino Trail is a rail trail located in Thurston County, Washington, US. Rail trail is a term for a Trail that makes use of a railroad right-of-way (ROW. Thurston County is a County located in the US state of Washington. Washington ( is a state in the Pacific Northwest region of the United States. The United States of America —commonly referred to as the The 14. 5-mile (23. 3 km) long cycling and walking trail has been constructed along the route of a former Burlington Northern Railroad line. Cycling is the use of Bicycles or - less commonly - Unicycles Tricycles Quadricycles and other similar wheeled Human powered vehicles Walking (also called ambulation) is the main form of Animal Locomotion on land, distinguished from Running and crawling The Burlington Northern Railroad was a United States -based Railroad company operating between 1970 and 1996 The trail runs parallel to State Route 507 and intersects with the Chehalis Western Trail. State Route 507, is a numbered State highway in the State of Washington, U The Chehalis Western Trail is a Rail trail in Washington. It occupies an abandoned railroad corridor that was once used by the historic Weyerhaeuser [1] Trailheads are located at the trail termini in the towns of Yelm and Tenino as well as in the town of Rainier. Yelm is a city in Thurston County, Washington, United States. Tenino is a city in Thurston County, Washington, United States. Rainier is a town in Thurston County, Washington, United States.