Wire walker breaks records

Dean Potter conquered the Enshi Grand Canyon in central China's Hubei province on Apr. 22 in just over two minutes without a harness or parachute. Thrill-seekers have caught on to the adrenaline rush, now becoming a trendy sport with teenagers all over the world.

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BERLIN, GERMANY - AUGUST 20: Yorin, 23, performs on a slackline at the East Side Beach on August 20, 2011 in Berlin, Germany. Berlin, which is among Europe's most popular travel destinations, is crisscrossed with canals and rivers over which lead a total of 564 bridges. The city's ample access to water has encouraged many bar and restaurant owners to create beach atmosphere as a growing summer day- and nightlife institution. (Photo by Carsten ... more
BERLIN, GERMANY - AUGUST 20: Yorin, 23, performs on a slackline at the East Side Beach on August 20, 2011 in Berlin, Germany. Berlin, which is among Europe's most popular travel destinations, is crisscrossed with canals and rivers over which lead a total of 564 bridges. The city's ample access to water has encouraged many bar and restaurant owners to create beach atmosphere as a growing summer day- and nightlife institution. (Photo by Carsten Koall/Getty Images) less