Photograph showing poles supporting concrete canopy above swimming pool, with view of Student Apse in background, at Cosanti in Paradise Valley, Arizona

Photograph of swimming pool and concrete canopy, with view of Student Apse in background, at Cosanti in Paradise Valley, Arizona

Photograph of Student Apse at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view of Barrel Vault at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view and steps leading to Barrel Vault at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view of Barrel Vault and Pumpkin Apse at Cosanti in Paradise Valley, Arizona

Photograph showing exterior view of Barrel Vault and Cat-Cast House at Cosanti in Paradise Valley, Arizona

Photograph showing people working on construction of cubes for Cube City, an area of living quarters at Construction Camp, Arcosanti

Photograph of an unidentified person sitting on roof of Student Apse at Cosanti in Paradise Valley, Arizona

Photograph of Earth House and surrounding landscape at Cosanti in Paradise Valley, Arizona