Montezuma Well, from the rim. [This limestone sink is fed by continuous springs. It was used for crop irrigation by Sinagua culture people ca. A.D. 1125-1400.] Montezuma Castle National Monument, Ariz
0110-1016B ~ Copyright: George H. H. Huey ~ Montezuma Well, from the rim. [This limestone sink is fed by continuous springs. It was used for crop irrigation by Sinagua culture people ca. A.D. 1125-1400.] Montezuma Castle National Monument, Arizona.