Sacagawea Heritage Trail features 22 miles of hiking trails near Tri-cities, WA.
Multiple access points in Kennewick, Pasco and Richland. Sacagawea State Park is located five miles southeast of Pasco, Wash., at the confluence of the Snake and Columbia rivers. This is a great starting point if you don't mind starting out with a bit of riding with traffic.<br />From Pasco:<br />Drive east on Hwy. 12 toward Walla Walla. Take a right on Tank Farm Rd. Continue across railroad tracks. The park is at the end of the road.
http://www.tripleblaze.com/trail.php?c=3&i=1784