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Sir John Franklin set off from England in 1845 with two ships and 129 men Franklins ships vanished without a trace Now, a team of explorers attempt to solve the mystery by retracing Franklins route

A team of climbers set out to find Irvine and his climbing partner George Mallory camera If that camera could be found, it would rewrite history

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Follows elite climber Alex Honnold and a world class climbing team on a grueling mission deep in the Amazon jungle

Renowned caver Bill Stone is on a lifelong quest to go deeper beneath the earth than any human has ever ventured Deep in the unexplored depths of Cheve Cave in Mexico, his goal is to set a new world record by finding a passage be