And then he started using the Viking ship, the Roald Amundsen as a traveling school going up and down the coast of Norway giving lectures. And about that time, German Nazi occupation was happening.

The Last Viking: The Life of Roald Amundsen Stephen Bown. Da Capo, $26 (368p) ISBN 978-0-306-82067-0 ...

Roald Amundsen was known as "The Last Viking." The Norwegian explorer was the first person to reach the South Pole when his team did so on Dec. 14, 1911. Photo: Wikimedia Commons.