Photograph of Foundry Apse under construction (1960s) at Cosanti in Paradise Valley, Arizona

Photograph showing silt-cast wall panel at the south end of Cat-Cast House at Cosanti in Paradise Valley, Arizona

Interior photograph of Earth House at Cosanti in Paradise Valley, Arizona

Photograph showing Paolo Soleri working on construction (1960s) of Foundry Apse at Cosanti in Paradise Valley, Arizona

Photograph showing people standing under vaults at Arcosanti

Interior photograph of Ceramics Studio at Cosanti in Paradise Valley, Arizona showing original skylight

Photograph of Cat-Cast House at Cosanti in Paradise Valley, Arizona

Model of Arcosanti Arcology design by Paolo Soleri

Model of Arcosanti Arcology design by Paolo Soleri

Photograph showing the site of the Construction Camp at Arcosanti