Courtesy of WOWSA, Yonaguni Island, Okinawa, Japan. In October 1994, Steven Munatones attempted and completed a solo 29 km circumnavigation of Yonaguni Island, the westernmost part of Japan in Okinawa – only 110 km from Taiwan. But he was not alone in pioneering this circumnavigation swim. The silver bodies of hundreds of hammerhead sharks circled […]