ຄຳ ສຳ ຄັນ Underwater World

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

Atlantis survivor Mark Harris breathes underwater, withstands extreme depth pressures and wields superhuman strength.

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.