100 km
100 miles
Worsley
rescued
Ronne
ice shelf
Ross
ice shelf
Antarctic
circle
Shackleton’s planned
trans-Antarctic route
South pole
Antarctica
South Atlantic Ocean
Southern Ocean
100 km
100 miles
Worsley
rescued
Ronne
ice shelf
Ross
ice shelf
Antarctic
circle
Shackleton’s planned
trans-Antarctic route
South pole
Antarctica
Indian
Ocean
South Atlantic Ocean
Southern Ocean