Big River Man (2009) is a Documentary film that follows follows Martin Strel as he attempts to cover 3,375 miles of the Amazon River in what is being billed as the world's longest swim. Big River Man is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.6 out of 10 from 24 votes. Fans of documentary movies may also want to explore similar titles below.