Discover 50 Super Weird Historical Facts 2 years ago Prev Article Next Article Prev30 of 51NextUse your ← → (arrow) keys to browse Fact 29: During the Renaissance, wealthy Europeans would keep “unicorn horns” in their collections. These so-called unicorn horns were actually the tusks of narwhals, a type of whale. Prev30 of 51NextUse your ← → (arrow) keys to browse Facebook Prev Article Next Article