Racers need to run 10 lengths of the packed-ice snow runway to make up a full marathon of 26.2 miles.
11 participants, some attempting the half-marathon. The temperature reached -40 with the windchill at an elevation of 9500 ft.
Need I say more?
Get a glimpse of the observation tube, and a surprise visit from a Weddel seal in the warming hut
Better bundle up!
Series Promo for Antarctica: The Harsh Continent