Trigon Bluff
Trigon Bluff (72°29′S169°9′E / 72.483°S 169.150°E / -72.483; 169.150) is a steep, triangular bluff 10 nautical miles (18 km) west of Football Mountain, rising to 1,245 m on the north side of Tucker Glacier. Named by the New Zealand Geological Survey Antarctic Expedition (NZGSAE), 1957–58, which placed a triangulation station on its summit. The name is descriptive.
This article incorporates public domain material from the United States Geological Survey document: "Trigon Bluff". (content from the Geographic Names Information System)