The Mariana Trench reaches depths of nearly 36,000 feet.

The ocean contains structures larger than mountain ranges.

Fact #2013 · Ocean

Greenland's ice sheet is melting at accelerating rates, contributing significantly to global sea-level rise.

Fact #4779 · Ocean

The Great Barrier Reef is home to thousands of marine species.

Fact #76 · Ocean

Some deep‑sea creatures have never seen sunlight in millions of years.

Fact #2237 · Ocean

The ocean contains structures larger than mountain ranges.

Fact #2003 · Ocean

There are places in the ocean deeper than the height of Mount Everest.

Fact #2457 · Ocean

Plankton form the base of many marine food chains.

Fact #663 · Ocean

There are underwater lakes on Earth.

Fact #1685 · Ocean