Was there a real-life Rapunzel?

Illustration of Rapunzel and the Witch on a 1978 East German stamp. Public Domain

Most people in the West are familiar with the old Rapunzel fairy tale -- a beautiful princess is confined to a tower until a prince, captivated by her beauty, uses her hair as a ladder and comes to her rescue. But where did this story come from, exactly? Tune in to find out.