First broadcast: on BBC One HDLatest broadcast: on BBC One Wales HD
Steve Backshall attempts to land on a glacier and abseil under the ice. Liz Bonnin encounters brown bears, and Matt Baker looks for orca and humpback whales. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC One Wales
As 300 million salmon start to invade Alaska's rivers, this is a critical time for bears, eagles, wolves and whales as the great summer feast reaches its climax. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC One Wales
A new series on a spectacular wildlife event, live from Alaska with Steve Backshall, Matt Baker and Liz Bonnin. Bears, eagles and orca are gathering for the Alaskan summer feast. Show more
