Ernest Shackleton (2/15/1874 - 1/5/1922) was an Anglo-Irish explorer who led three expeditions to the Antarctic. For his exploring exploits Shackleton was knighted. Shackleton died of a heart attack while on an expedition and was buried at his wife's request in South Georgia. In 2002, Shackleton was voted 11th as one of the 100 Greatest Britons in the BBC poll.