Antarctica is technically a desert because it receives very little precipitation.

Urban populations now exceed rural populations worldwide.

Fact #3091 · Geography

Sandstorms can travel across continents.

Fact #825 · Geography

The Irish Potato Famine caused Ireland's population to drop by 25% in just a decade through death and emigration.

Fact #3980 · Geography

The Earth's continents were once joined as Pangaea.

Fact #285 · Geography

Australia is wider than the Moon — Australia is about 4,000 km across, the Moon's diameter is 3,474 km.

Fact #3587 · Geography

The Sahara Desert is roughly the size of the United States.

Fact #154 · Geography

The Sahara Desert has both sand dunes and rocky plateaus.

Fact #321 · Geography

The Aztecs built the city of Tenochtitlan on a lake.

Fact #584 · Geography