Photograph showing a bicycle near a window of a cube (an 8' x 8' living space) at Construction Camp, Arcosanti

Photograph of inscriptions on a retaining wall at Cosanti in Paradise Valley, Arizona

Photograph of inscriptions on a retaining wall at Cosanti in Paradise Valley, Arizona

Photograph showing Barrel Vault, retaining wall and unidentified people at Cosanti in Paradise Valley, Arizona

Photograph of inscriptions on a retaining wall at Cosanti in Paradise Valley, Arizona

Photograph showing the interior of a building at Arcosanti with a bicycle visible from a window

Photograph of Barrel Vault and retaining wall at Cosanti in Paradise Valley, Arizona

Photograph showing Barrel Vault, retaining wall and unidentified people at Cosanti in Paradise Valley, Arizona