O'Brien Peak
Encyclopedia
O'Brien Peak is a rock peak
, 670 m, standing 3 nautical miles (6 km) west of the north extremity of Medina Peaks
, along the edge of the Ross Ice Shelf
. Discovered in December 1929 by the Byrd Antarctic Expedition geological party under Laurence Gould, and named by Byrd for John S. O'Brien, surveyor with that party.
Mountain peak
A mountain peak is the highest part of a mountain; a mountaintop; the summit.Mountain Peak may also refer to:* Blue Mountain Peak, Jamaica* Hole in the Mountain Peak, Nevada, USA...
, 670 m, standing 3 nautical miles (6 km) west of the north extremity of Medina Peaks
Medina Peaks
Medina Peaks are rugged, mainly ice-free, peaks surmounting a ridge 15 nautical miles long, extending north along the east side of Goodale Glacier to the edge of the Ross Ice Shelf. Portions of the peaks were first seen and roughly mapped by the Byrd Antarctic Expedition, 1928-30...
, along the edge of the Ross Ice Shelf
Ross Ice Shelf
The Ross Ice Shelf is the largest ice shelf of Antarctica . It is several hundred metres thick. The nearly vertical ice front to the open sea is more than 600 km long, and between 15 and 50 metres high above the water surface...
. Discovered in December 1929 by the Byrd Antarctic Expedition geological party under Laurence Gould, and named by Byrd for John S. O'Brien, surveyor with that party.