By Jackie Craven, About.com
Nighttime aerial view of the Sydney Opera House
Photo by David Messent, courtesy of Jorn Utzon/Utzon Architects and the Pritzker Prize CommitteeOverlooking the harbor, the Sydney Opera House is a freestanding sculpture of spherical roofs and sail-like shells sheathed in white ceramic tiles.
Stabilizing this unconventional structure required innovations in construction techniques. Like many of Utzon's designs, the Sydney Opera House makes ingenious use of platforms.
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