Ashley Cooper / Grave of Sir Ernest Shackleton at Grytviken cemetary on South Georgia. February 2014

Ashley Cooper / Folded rocks, showing the pressures created by tectonic drift, in Stromness Bay, South Georgia, in the Southern Ocean. February 2014

Ashley Cooper / King penguin (Aptenodytes patagonicus) and Antarctic fur seal (Arctocephalus gazella), by the old whaling station at Grytviken on South Georgia. In its 58 years of operation, it handled 53,761 slaught...

Ashley Cooper / The old whaling station at Grytviken on South Georgia. In its 58 years of operation, it handled 53,761 slaughtered whales, producing 455,000 tons of whale oil and 192,000 tons of whale meat. February...

Ashley Cooper / Old whaling station at Grytviken, South Georgia. In its 58 years of operation, it handled 53,761 slaughtered whales, producing 455,000 tons of whale oil and 192,000 tons of whale meat. February 2014

Ashley Cooper / Passengers on an expedition cruise to Antarctica following part of Shakleton's famous walk across South Georgia. The group are walking from Fortuna Bay to Stromness. South Georgia, Antarctica. Februar...

Ingo Arndt / Grave of Sir Ernest Henry Shackleton, South Georgia Island, February 2011

Bryan and Cherry Alexander / Explorer Sir Ernest Shackleton's grave at Grytviken. South Georgia, Sub Antarctica.

Flip Nicklin / Grave of Earnest Shakelton and others, South Georgia Island

Flip Nicklin / Grave of Ernest Shackleton, South Georgia Island

Sue Flood / Hut at Cape Royds from Sir Ernest Shackleton's Nimrod Expedition (1907-1909) Ross Sea, Antarctica, December 2008

Flip Nicklin / Grave of British explorer Ernest Shackleton, South Georgia Island

Flip Nicklin / Grave of British explorer Ernest Shackleton, South Georgia Island

Roy Mangersnes / Sir Ernest Shackleton's grave, Grytviken whaling station, South Georgia, Antarctica. November

Rick Tomlinson / Whalers cemetery at Grytviken, where Ernest Shackleton was buried in 1922. South Georgia, February 2007.

Rick Tomlinson / Ernest Shackleton's grave at the whalers cemetery, Grytviken, South Georgia, February 2007

Colin Monteath / Climbers cross open crevasses on Fortuna Glacier retracing Sir Ernest Shackleton's epic crossing of South Georgia in 1916

Colin Monteath / Climber in severe blizzard attempting to cross Ernest Shackleton's route, South Georgia Island

Colin Monteath / The grave of British explorer Ernest Shackleton, South Georgia Island

Colin Monteath / Climbers in severe blizzard attempting to cross Ernest Shackleton's route, South Georgia Island

Colin Monteath / Adelie Penguin (Pygoscelis adeliae) rookery outside Shackleton's 1908 hut at Cape Royds, Ross Island, Antarctica

Colin Monteath / Adelie Penguin (Pygoscelis adeliae) rookery in blizzard outside Shackleton's 1908 hut at Cape Royds, Ross Island, Antarctica

Martha Holmes / Sir Ernest Shackleton's grave, Grytviken whaling station, South Georgia, Falkland Islands

Onne van der Wal / The gravestone of the famous Antarctic explorer, Sir Ernest Shackleton, in the cemetery at Grytviken, South Georgia.

Onne van der Wal / Ernest Shackleton's cross on Hope Point at the entrance to Grytviken harbour, South Georgia. It was erected by former crew members of the "Endurance".

Flip Nicklin / Grave of British explorer Ernest Shackleton, South Georgia Island

Flip de Nooyer / The grave of British explorer Ernest Shackleton, South Georgia Island

Russell Laman / Interior of Shackleton's Hut, the base associated with Sir Ernest Shackleton's British Antarctic (Nimrod) Expedition. Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica. February,...

Russell Laman / Shackleton's Hut, the base associated with Sir Ernest Shackleton's British Antarctic (Nimrod) Expedition. Cape Royds, Ross Island, McMurdo Sound, Ross Sea, Antarctica. February, 2023.

Russell Laman / Cross on Windvane Hill, erected by the Ross Sea Party of Sir Ernest Shackleton's Imperial Trans-Antarctic Expedition in memory of three party members who died nearby. Cape Evans, Ross Island, McM...