The Colorado BLM cultural resources program manages archaeological, historical and traditional cultural properties and museum collections. Government to government relations with American Indian tribes that have cultural and historic ties to Colorado is essential to protecting cultural and natural resources on public land.
More than 48,000 cultural resource sites are recorded on Colorado's public lands dating from 12,000 years ago. There are 535 sites listed on the National Register of Historic Places including 4 National Historic Landmarks. Significant sites include prehistoric Fremont rock art, ancestral Anasazi pueblos, Ute villages, and historic mines and towns.
Popular visitor destinations include Lowry Pueblo, Sand Canyon Pueblo and Canyon Pintado. The Anasazi Heritage Center (AHC), near the town of Dolores, houses several million artifacts, and includes exhibit areas and a laboratory. The AHC is part of the Canyon of the Ancients National Monument (CANM) which was designated in 2000. CANM provides special protection and recognition for about 164,000 acres containing one of the highest known densities of archaeological sites in the American Southwest.