Interior photograph of Barrel Vault at Cosanti in Paradise Valley, Arizona showing plaster and cloth form work

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

Photograph of vaults under construction at Arcosanti

Photograph showing people working on construction of vaults at Arcosanti

Photograph showing people standing under vaults at Arcosanti

Drawing of Babelnoah Arcology design by Paolo Soleri

Photograph showing people standing under vaults at Arcosanti

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

Drawings of Mesa City designs by Paolo Soleri at an exhibit

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