Plan of Babel Canyon Arcology city structure design by Paolo Soleri, from 1970 exhibit at Corcoran Gallery of Art, Washington, DC

Photograph of plaster molds used during the ceramic bell-making process at Cosanti in Paradise Valley, Arizona

Photograph of a lost styrofoam casting 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 South Apse and ladder at Cosanti in Paradise Valley, Arizona

Photograph of the pathway between the Drafting Studio and South Apse at Cosanti in Paradise Valley, Arizona

Photograph showing view of South Apse entrance from Ceramics Studio at Cosanti in Paradise Valley, Arizona

Photograph of Michael McCleve, a sculptor, who worked for many years at Cosanti in Paradise Valley, Arizona

Photograph of Michael McCleve working on a sculpture entitled "Il Donnone," designed by Paolo Soleri, in South Apse at Cosanti in Paradise Valley, Arizona

Photograph showing a sculpture entitled "Il Donnone," designed by Paolo Soleri, under construction at Cosanti in Paradise Valley, Arizona