03/18/2010 05:12 am ET | Updated May 25, 2011

Martin Strel's Amazon Swim Chronicled In Big River Man Documentary

You have to be a little crazy to swim the predator-filled waters of the Amazon, but Martin Strel -- a beer-guzzling, overweight, former gambler -- took on the challenge in order to draw attention to river pollution, global warming, and deforestation in the region and how they impact the planet.

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