Roald Amundsen beat Captain Scott to the South Pole. The Norwegian - using dog sleds and skis - made it look easy... fun, even. He was heading home to safety, while the British party - hauling sleds by hand - were struggling to survive out on the ice.

In this case, to the victor went a spoiled reputation. The British grumbled that Amundsen had somehow cheated, or had at least behaved in an underhand manner. These stinging accusations would haunt the adventurer until the day he died in the polar wastes.

For a full list of sources go to timharford.com