NPS Archeology Program: Antiquities Act Centennial

Five parks celebrated their centennials in 2006. Devils Tower National Monument, El Morro National Monument, Montezuma Castle National Monument, and Petrified Forest National Park were created by authority of the Antiquites Act. Mesa Verde National Park was established by Congress.
Find the details under, "Maps, Facts, and Figures" on the navigation bar to your right.
Other agencies of the Department of the Interior will also host events. Visit their webpages to find out more. Adventures in the Past: Events, Bureau of Land Management
In 2007, five parks originally created as National Monuments under the Antiquities Act will celebrate their centennials. Check the websites of these parks to see what special events are planned. Take advantage of these terrific opportunities to experience the unique historical and natural features of the national monuments!
Chaco Canyon (March 11, 1907)
Cinder Cone (May 6, 1907; incorporated into Lassen Volcanic August 9, 1916)
Lassen Volcanic (May 6, 1907)
Gila Cliff Dwellings (November 16, 1907)
Tonto (December 19, 1907)