M mikem Well-known member Dec 9, 2016 #1 In the running: http://www.nationalgeographic.com/adventure/adventurers-of-the-year/2017/deepest-underwater-cave-kryzysztof-starnawski/ Mike
In the running: http://www.nationalgeographic.com/adventure/adventurers-of-the-year/2017/deepest-underwater-cave-kryzysztof-starnawski/ Mike
