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

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

Photograph of swimming pool at Cosanti in Paradise Valley, Arizona

Bell Tree at Cosanti

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

Panorama view of Arcosanti site showing buildings under construction

Photograph of vaults under construction at Arcosanti

Photograph of people working on construction of vaults at Arcosanti