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Walter Iooss Jr./SI
Ronda Rousey was photographed by Walter Iooss Jr. in Captiva, Florida.

Walter Iooss Jr./SI
Caroline Wozniacki was photographed by Walter Iooss Jr. in Captiva, Florida.

Yu Tsai/SI
Chrissy Teigen was photographed by Yu Tsai in California.

Adam Franzino/SI
Anastasia Ashley was photographed by Adam Franzino in Guana Island. Swimsuit by Indah.

James Macari/SI
Kate Upton was photographed by James Macari in the Cook Islands. Swimsuit by Peixoto Swim.

Adam Franzino/SI
Alex Morgan was photographed by Adam Franzino in Guana Island. Swimsuit by Ola Vida.

Walter Iooss Jr./SI
Ronda Rousey was photographed by Walter Iooss Jr. in Captiva, Florida.

Walter Iooss Jr./SI
Caroline Wozniacki was photographed by Walter Iooss Jr. in Captiva, Florida.

Yu Tsai/SI
Chrissy Teigen was photographed by Yu Tsai in California.

Adam Franzino/SI
Anastasia Ashley was photographed by Adam Franzino in Guana Island. Swimsuit by Anna Kosturova.

James Macari/SI
Kate Upton was photographed by James Macari in the Cook Islands. Swimsuit by Pitusa.

Adam Franzino/SI
Alex Morgan was photographed by Adam Franzino in Guana Island. Swimsuit by San Lorenzo