The world's rivers can be dangerous places -- at least if you're swimming in them. Marathon swimmer and Guinness World Record holder Martin Strel has navigated pirates, piranhas and parasites in more than two decades tackling some of the most menacing waters known to mankind.
원문출처 : https://www.cnn.com/travel/article/martin-strel-slovenia-distance-swimmer-spc-intl/index.html
원문출처 : https://www.cnn.com/travel/article/martin-strel-slovenia-distance-swimmer-spc-intl/index.html