Lewis and Clark Trail-Travois Road
The Lewis and Clark Trail–Travois Road is a 5-acre (2.0 ha) historic site located 5 miles (8.0 km) east of Pomeroy, Washington, on U.S. Route 12 (US 12). It is a surviving stretch of Indian travois trail followed by Lewis and Clark in their 1805–06 expedition and mentioned in their writings.
Source: Wikipedia — Lewis and Clark Trail-Travois Road (CC BY-SA 4.0)