In 1926, Roald Amundsen, Lincoln Ellsworth and Umberto Nobile were hailed for flying over the North Pole. Their only joint public appearance in the U.S. was in ... (opens in new tab)

In 1926, Roald Amundsen, Lincoln Ellsworth and Umberto Nobile were hailed for flying over the North Pole. Their only joint public appearance in the U.S. was in Seattle.