The Museum of Northern Arizona is a museum in Flagstaff, Arizona, United States, that was established as a repository for Indigenous material and natural history specimens from the Colorado Plateau. The museum was founded in 1928 by zoologist Dr. Harold S. Colton and artist Mary-Russell Ferrell Colton from Philadelphia, Pennsylvania, and is dedicated to preserving the history and cultures of northern Arizona and the Colorado Plateau. The museum is a member of the North American Reciprocal Museums program. Hours of Operation:Monday–Saturday: 10:00 am–5:00 pmSunday: 12:00–5:00 pm