The Nile flows northward — it is one of the few major rivers in the world that flows from south to north.

The ocean contains structures larger than mountain ranges.

Fact #1861 · Geography

The Pentagon Papers revealed previously undisclosed details about U.S. involvement in Vietnam.

Fact #1043 · Geography

Skara Brae is a prehistoric settlement in Scotland.

Fact #1666 · Geography

The Silk Road connected East Asia with Europe through trade networks.

Fact #1140 · Geography

Mongolia is the world's least densely populated country, with about 5 people per square mile.

Fact #3753 · Geography

The tallest mountain above sea level is Mount Everest.

Fact #906 · Geography

Antifreeze proteins allow Antarctic fish to avoid ice crystal formation.

Fact #872 · Geography

Titan has lakes and rivers, but they're filled with liquid methane instead of water.

Fact #3689 · Geography