Steve Backshall visits unexplored parts of the world. This time his team is kayaking in the Arctic - they face perilous sea ice and have a terrifying encounter with a polar bear.

Naturalist and explorer Steve Backshall leads a team on a mission to summit a remote and unclimbed mountain deep in Greenland’s Arctic wilderness.

Steve Backshall leads an elite cave diving team into the largest unexplored cave network on earth. Below a Mexican jungle, they are pushing further than anyone has before.

Steve Backshall is in Yucatan, Mexico, on the trail of the ancient Maya. His team of explorers uncover macabre and sinister secrets deep underground.