Cracks at the edge of the ice tounge form where the ice flow is extensional. In the winter and spring, these cracks can be entered as a network of ice caves with ice and frost stalactites hanging from the roof.
Mt. Discovery as seen across the McMurdo sound.
Transantarctic mountains seen from the Twin Otter on the way up the Beardmore glacier to Titan Dome.
The only picture from Titan Dome ... taken by my partner as we were being picked up by the Twin Otter.