ROAD CLOSURE: Hwy 57 from Blanco Trading Post (on US 550) is permanently closed at the park's north boundary. Do not take Hwy 57. From US 550, go to mile 112.5 (3 miles SE of Nageezi) and turn onto CR 7900. After 5 miles turn right onto CR 7950. Follow signs to the park. Hwy 57 south is open from the park boundary to Hwy 9. There is 20 miles of rough dirt road. Not recommended for RVs.
Did You Know?
During the Late Cretaceous time, Chaco Canyon was at the edge of a large inland sea. Today we can find fossil clam shells, shark teeth, ammonites, and burrows of shrimp-like animals in the canyon rocks.