Tackling colossal waterfalls in Gabon, kayakers Adrian Mattern, Dane Jackson, Bren Orton and Kalob Grady's story of high-stakes adventure reveals the gritty reality behind the veneer of social media.
1978
1928
2009
2014
1981
1952
1983
2022
1984
2007
1925
2003
2006
1987
1951
2010