windsurfing board, at the Guanabara Bay in Rio de Janeiro, Brazil. 風帆板

Competitors stand on their windsurfing board at the women's RS-X sailing class during the first test event for the Rio 2016 Olympic Games at the Guanabara Bay in Rio de Janeiro, Brazil, Aug. 3, 2014.
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August 4, 2014
http://www.voanews.com/media/photogallery/august-4-2014-day-in-photos/1971369.html
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