• Lower Cliff Dwelling

    Tonto

    National Monument Arizona

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  • Visitor Center is closed

    The Visitor Center and bookstore will be closed for several weeks for construction. A temporary Visitor Center will be set up in the parking lot. The trail to the Lower Cliff Dwelling will be open during this period. No entrance fees will be collected.

Research Projects

Lower Cliff Dwelling excavation

Lower Cliff Dwelling excavation

NPS Photo

Tonto National Monument's unique and varied resources have attracted scientists for many years. Much of what we know about the monument's archeological, biological and physical resources has been learned through past research. Yet, much still remains to be discovered. Click on the links for more information.

Natural Resources research projects

Cultural Resources research projects

The National Park Service partnered with Northern Arizona University to produce a series of overviews and fact sheets on Tonto National Monument. Click on the links to view these PDF documents.

Environment of the Tonto Basin

Geologic History
Geology at Tonto National Monument
Geology of Lower Ruins
Geologic Features
What Does Salado Mean?
Salado Overview
Roosevelt Red Wares and Salado Polychrome

Upper Cliff Dwelling Construction Sequence
Lower Cliff Dwelling Construction Sequence
Southwestern National Monuments 1918 - 1956
Dendrochronology

Did You Know?

cotton fiber with spindle and whorl

One of the earliest known cotton farming communities, dating from approximately AD 100 - 600, is located near Tonto National Monument.