Hannibal crossed the Alps with 37 war elephants during the Second Punic War — most of them died.

The Wright brothers achieved powered flight in 1903.

Fact #46 · History

Ancient Greece made contributions to mathematics and philosophy.

Fact #292 · History

The Indus Valley Civilization built advanced drainage systems.

Fact #646 · History

Ancient Rome had a complex system of aqueducts.

Fact #260 · History

Prehistoric cave paintings provide insight into early humans.

Fact #699 · History

The 1883 eruption of Krakatoa created global atmospheric effects.

Fact #841 · History

In 1962, a U.S. submarine nearly launched a nuclear torpedo during the Cuban Missile Crisis.

Fact #788 · History

The Persian Empire built a vast administrative system.

Fact #653 · History