Fortress of the Bears

Filmmaker Shane Moore and Assistant Cameraman Michael Mauntler recap on the time they spent on Alaska's Admiralty Island.

Filmmaker Shane Moore discusses some of the filming techniques he used on Fortress of the Bears.

It's taken all spring and summer, but salmon finally return to Admiralty Island to spawn and die.

Admiralty Island hosts the largest concentration of brown bears in the world.

Sound Recordist Dave Ruddick goes through his set-up and explains how he records surround sound in the field. This clip was shot at Tongass National Forest where Ruddick was handling sound for the film Fortress of the Bears.

The tides have proven a challenge for the crew during their shoot on Admiralty Island, but filmmaker Shane Moore has new plan to keep their boat from getting stranded.

A mother bear is desperate to catch fish to feed her famished cub.

Find out what the future may hold for Alaska's brown bears.