Curated OER
National Park Service: Navajo National Monument
Ancient Puebloans built these cliff dwellings anywhere from 700-1500 years ago. The Navajo National Monument in Tonalea, Arizona offers history of the people and a PDF to download, "Navajo National Monument: A Place and its People."
Curated OER
Wikipedia: National Historic Landmarks in Arizona: Navajo National Monument
Preserves three of the most intact cliff dwellings of the ancestral puebloan people (Hisatsinom).