In the 1500s, people thought unicorn horns were poison antidotes. Many people spent a lot of money on what they thought were horns. But they were really buying narwhal tusks! This title explores the many myths surrounding unicorns. Leveled text and fun images help readers discover the creature's abilities, history, and appearances in popular media. The mystery of these magical horned horses is further revealed through an origin map, a historical timeline, a pop culture connection, and more!