DIVING INTO THE UNKNOWN - official trailer

Official trailer for a feature documentary about Finnish cave divers who try to retrieve the bodies of their friends from deep in an underwater cave in Norway. It covers the fears they face on the mission.

Why divers recommend it

Divers recommend the film as a true story worth watching, with good examples of incidents and their context.

Discipline

Cave, Exploration

Level

Advanced

Type

Documentary

GUE

Different approach