Clue 1: I was a Navy officer and a polar explorer who was born in Winchester, Virginia, in 1888.
Clue 2: I made the first airplane flight over the South Pole in 1929. The trip helped to pave the way for future expeditions.
Clue 3: I made five trips to Antarctica. I explored and mapped more than 800,000 square miles of the continent.
Who am I?