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A detail view of artist Ai Weiwei’s “Blossom” installation at the “@Large: Ai Weiwei on Alcatraz” in San Francisco, California. The exhibit features a series of seven site-specific installations by Ai in four locations on Alcatraz Island. The exhibition explores human rights and freedom of expression through large-scale sculpture, sound, and mixed-media works. The show runs through April 2015.

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A detail view of artist Ai Weiwei’s “Blossom” installation at the “@Large: Ai Weiwei on Alcatraz” in San Francisco, California. The exhibit features a series of seven site-specific installations by Ai in four locations on Alcatraz Island. The exhibition explores human rights and freedom of expression through large-scale sculpture, sound, and mixed-media works. The show runs through April 2015.