The Italian architect Dante Bini developed the Binishell in the 1960s as a simple affordable-housing alternative for developing countries. The domes were formed by pouring a thin layer of concrete over a membrane and inflating it. Rendering courtesy of Binisystems.  Photo 5 of 8 in Imaginative Round Homes by Robert Gordon-Fogelson from Low-Cost, Balloon-Formed Housing Concept for Developing Countries

Imaginative Round Homes

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The Italian architect Dante Bini developed the Binishell in the 1960s as a simple affordable-housing alternative for developing countries. The domes were formed by pouring a thin layer of concrete over a membrane and inflating it. Rendering courtesy of Binisystems.