McMurdo is one of the main Antarctica hubs which support science. People also call it MacTown.
The population grows from a 160 people in the winter to about a 1,000 in the austral summer season.
B155 is the main building with the galley, Station shop, several offices and dormitory housing upstairs. Another nickname of its main hallway is HWY1 (Highway 1)
The cache is an Eclipse box containing log book, geocaching explanation, and several pathtags.
BRING YOUR OWN PENCIL
PLEASE USE STEALTH> Happy hunting.