It travels along the Columbia River for its entire length , forming a loop that connects Pasco , Richland and Kennewick .
The Sacagawea Heritage Trail is a relatively flat 23 miles ( 37 km ) multi-use recreational trail in the Tri-Cities , Washington .
Sacagawea Heritage Trail travels along the Columbia River for Sacagawea Heritage Trail 's entire length , forming a loop that connects Pasco , Richland and Kennewick .
The Sacagawea Heritage Trail is a relatively flat 23 miles ( 37 km ) multi-use recreational trail in the Tri-Cities , Washington .