Not only had Shackleton and Frank Worsley found refuge there after the sinking of the Endurance; the two men also had returned to the island in 1922, preparing for a new Antarctic expedition.

So on April 24, 1916, Shackleton, accompanied by Frank Worsley, Harry McNeish, Tom Crean, John Vincent, and Timothy McCarthy, set out on an 800-mile voyage through a stretch of ocean notorious for ...

This 4k footage shows the preserved vessel 3008 metres below the ocean surface, discovered just four miles south of the location recorded at the time by ship’s captain, Frank Worsley.

A team of cartographers at British Antarctic Survey (BAS ... Tom Crean and Frank Worsley slid down by tobogganing on their coiled ropes. Head of the Mapping and Geographic Information Centre ...