Birthday Bluffs

Birthday Bluffs (

78°33′S 164°22′E / 78.550°S 164.367°E / -78.550; 164.367Coordinates: 78°33′S 164°22′E / 78.550°S 164.367°E / -78.550; 164.367) are rock bluffs that rise to 1,296 metres (4,252 ft) between Anniversary Bluff and Windscoop Bluff on the south side of Mason Spur, Hillary Coast, Ross Dependency. The feature comprises a series of cliffs (caused by thick lava flows) that step up the escarpment. The name was suggested by geologist , Department of Geoscience, New Mexico Institute of Mining and Technology, Socorro, who examined the bluffs on November 21, 1983, the birthday of her father, Peter Wright.

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•  This article incorporates public domain material from the United States Geological Survey document: "Birthday Bluffs". (content from the Geographic Names Information System)