How do we define heroism Ernest Shackelton was a famous polar explorer who went on
three expeditions and during his second expedition he got trapped by ice in the Weddell
Sea during his second expedition to the Antarctic in 1915.Throughout his second
expedition, him and his crew faced some geographical difficulties but due to Ernest
shackleton, those obstacles got solved. Based on "Shipwrecked!" and "A Memoir of the
Endurance Voyage, Ernest Shackleton was a hero."