Drew Pulley

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

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.

Renowned caver Bill Stone ventures deep into Mexico's Cheve Cave, aiming to reach a record depth and prove it's the world's deepest. The underground expedition through tight passages pushes the team to their physical and mental li...

The vigilant group which trains to face down poachers in order to save wildlife at a moment's notice.

Epidemiologist Chris Golden and ABC News correspondent James Longman embark on a journey to speak with the scientists connecting the dots on culture, disease, and the environment to discover the patterns that cause global health c...