We all learned in grade school that Ferdinand Magellan's ship was the first to circumnavigate the globe. But it turns out, there's a lot more to the story. NPR's Neal Conan leads a discussion about the adventure, drama and tragedy of Magellan's three-year odyssey and how it shaped exploration.
* Bbiographer and historian. Author, Over the Edge of the World: Magellan's Terrifying Circumnavigation of the Globe (William Morrow 2003)