Factoid: The South Pole sits at close to 9500 ft. elevation, but changing atmosphere conditions can make the body feel like it's over 11,000 ft.
After checking out the South Pole marker, Holly walks us through the "beer can", which is a 6-storey unheated metal tower that connects the other buildings.
Get a glimpse of the observation tube, and a surprise visit from a Weddel seal in the warming hut
