The glacier gets so heavy that it begins to move ... Speaking of peaks… we’re standing on a pyramidal peak. Remember how an arête forms between two corries? When three of more corries erode ...

TUCKED away in a corner of Antarctica lies a mysterious mountain peak that looks exactly like a man-made pyramid with four symmetrical sides. The snowy structure of the ice-locked continent has a ...

“By definition, it is a nunatak, which is simply a peak of rock sticking out above a glacier or an ice sheet. This one has ...