Schlësselwuert Underwater Life

Sir David Attenborough narrates this critically acclaimed series that dives deep into the marine environment of Planet Earth. Although two-thirds of the world's surface is covered with water, scientists know less about the oceans than they do about the surface of the moon. This limited series travels from various coasts to the poles to examine watery denizens ranging from the gigantic blue whale to microscopic coral polyps.

Discover the stories beneath the surface of the water in this stunning nature documentary series, which explores each of the Earth's five oceans.

Go deep beneath the waves – on a spy mission to the depths of the ocean. Amazing hidden cameras give incredible perspectives on the ingenious creatures that call it home.