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Building Sydney Opera House
It took 17 years to build Sydney Opera House because the iconic roof design appeared impossible to construct. The lead engineer, Sir Jack Zunz, describes how the architect quit, costs spiraled and locals thought it a joke but when it finally opened the world fell in love with it.
(Photo: Jorn Utzon (L) Sir Jack Zunz (C) and Henry Ashworth (R). Credit: Arup)