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

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

Pritzker Prize, in Full Pritzker Architecture Prize, International

Architect Frei Otto named Pritzker prize winner one day after his

German architecture award hi-res stock photography and images - Alamy

FREI OTTO. 2015 Pritzker Architecture Prize

Frei Otto: a life in projects

Pritzker Prize, History, Jury & List of Winners

Frei Otto is 2015 Pritzker Prize laureate

Posthumous Pritzker Architecture Prize awarded to Frei Otto