Extensive displays are designed to tell the amazing story of twelve thousand years of successive habitation of the Gallina-Chama-Rio Grande drainage by peoples of different ethnic makeup and cultures. The museum also displays contemporary work by Indian, Spanish and Anglo artists. The Ruth Hall Museum is named for amateur paleontologist Ruth Hall. Displays range from a complete Coelophysis cast skeleton to remains from great alligator-like reptiles. They are 12 miles north of Abiquiu on US84 and 2 miles east on dirt road; at Ghost Ranch Conference Center at Presbyterian Church.