Washington
United States, Missouri
Washington
LocationUnited States, Missouri
RegionMissouri
TypeState Park
Coordinates38.0840°, -90.6834°
Established1932
Area8.73
Nearest CityDe Soto (10 mi)
Major CitySt. Louis (50 mi)
About Washington
A 2,157-acre park containing 75% of Missouri's known petroglyphs. Built by CCC Company 1743, featuring ancient Native American rock carvings and scenic Big River access.