Unicorn Tapestries.
Gift of John Davison Rockefeller, Jr./The Cloisters, Wikimedia Commons // Public Domain
Unicorns may not be real, but they've still managed to have a pretty lasting cultural impact. According to legend, these beautiful horned beasts have done everything from saving India from being conquered by Genghis Khan to purifying water. Learn more about unicorns with these 10 facts about the mythical, magical creatures.
1. People have been imagining unicorns for a really long time.
The first known depiction of a unicorn—found in the Lascaux Caves of modern-day France—dates to around 15,000 BCE. Or so people thought, until they realized that the so-called Lascaux unicorn had two horns, drawn confusingly close together.