Chaco Culture National Historic Park
Chaco Culture National Historical Park is a UNESCO World Heritage Site located in Northwest New Mexico. The earliest Great Houses were begun in the mid-800s AD, and all were abandoned by 1250 AD. Chaco is the most extensive pre-European architectural site north of Mexico.
Salinas Pueblo Missions National Monument
The three sites of this National Monument have been occupied for centuries along a trade route from the Rio Grande Valley to the Plains of New Mexico. They also have the remains of some of the oldest Spanish Mission Churches in the United States.