Columbus remains a central figure in American history: his name has been worked into numerous cities across the United States, ships, universities – even a space shuttle. And from an early age, schoolchildren learn about the voyages of the Niña, Pinta, and Santa María. But many Americans have also questioned Columbus’ legacy - should we venerate a man who symbolizes European colonization, and began the decimation of native American populations that would continue for centuries? With another Columbus Day upon us, this episode of BackStory looks back at the controversial Columbian legacy. When and why did Americans begin to revere the Italian explorer? Who has seized on his legacy, and who has contested it?