Architecture's Nobel Prize' awarded to German architect Frei Otto

Frei Otto, who died Monday at age 89 in Germany, was a cult figure in the architecture profession

Frei Otto: Spanning the Future

Frei Otto: Spanning the Future

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Frei Otto's Drawings and Models Showcased With Exhibition Design

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Frei Otto Wins 2015 Pritzker Prize, 2015-03-10

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