Mount Etna in Sicily is Europe's most active volcano and has been erupting continuously for at least 2,700 years.

The Amazon River is one of the longest rivers in the world.

Fact #72 · Geography

The deepest lake in the world is Lake Baikal in Russia — it reaches a depth of over 5,300 feet.

Fact #3916 · Geography

The longest mountain range in the world is the Andes.

Fact #917 · Geography

There is more water in Earth's mantle than in all the oceans on the surface.

Fact #3594 · Geography

Canada has more lakes than every other country combined.

Fact #3390 · Geography

Australia is wider than the Moon — the continent spans about 4,000 km coast to coast.

Fact #4277 · Geography

The Sahara Desert receives less rainfall than most regions.

Fact #330 · Geography

Urban populations now exceed rural populations worldwide.

Fact #3091 · Geography