A visitor takes photos with a cellular phone of one work at the retrospective ''Half-A-Wind Show'', of Japanese artist, Yoko Ono, at Guggenheim Musseun, in Bilbao northern Spain, Thursday, March 13, ... more 
A visitor takes photos with a cellular phone of one work at the retrospective ''Half-A-Wind Show'', of Japanese artist, Yoko Ono, at Guggenheim Musseun, in Bilbao northern Spain, Thursday, March 13, 2014. (AP Photo/Alvaro Barrientos) less 
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Associated Press | Photo By Alvaro Barrientos
Thu, Mar 13, 2014 10:15 AM EDT