![Sir Ernest Shackleton and two members of his expedition team](https://www.historynet.com/wp-content/uploads/1999/09/Ernest-Shackleton-South-Pole-scaled.jpg)
Sir Ernest Shackleton and two members of his expedition team beside a Union Jack within 111 miles of the South Pole, a record feat. (Hulton Archive/Getty Images)
Hulton Archive/Getty Images
Sir Ernest Shackleton and two members of his expedition team beside a Union Jack within 111 miles of the South Pole, a record feat. (Hulton Archive/Getty Images)
Hulton Archive/Getty Images