Scott had a vision. Amundsen had a dream. This is how inspiration to conquer the Antarctic took former maths teacher and head Dorothy Dalton.
"I was on an expedition in the Andes. We were about to cross into Chile. It had snowed and it was very cold. I was outside in the morning, squatting down with the snow falling on my bare bottom, and suddenly the idea came to me. Why didn't we try to have a group of women, all aged over 50, make an attempt to walk to the South Pole?"