Honey does not spoil when stored properly in a sealed container.

The Channel Tunnel required underwater tunneling through chalk marl.

Fact #1536 · Ocean

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

Fact #1388 · Ocean

The Great Barrier Reef is the largest coral reef system in the world.

Fact #13 · Ocean

Octopuses can escape sealed containers and solve puzzles.

Fact #2561 · Ocean

Dolphins can recognize themselves in mirrors, a sign of self-awareness.

Fact #2560 · Ocean

A sea lion can dive hundreds of feet underwater.

Fact #482 · Ocean

A whale shark is the largest fish in the ocean.

Fact #462 · Ocean

Dolphins use echolocation to navigate and hunt underwater.

Fact #12 · Ocean