Pyramid Trough

Pyramid Trough (78°18′S 163°27′E / 78.300°S 163.450°ECoordinates: 78°18′S 163°27′E / 78.300°S 163.450°E) is a deep trough immediately west of The Bulwark, through which a part of the Koettlitz Glacier formerly flowed north to Walcott Bay. Named by the Victoria University of Wellington Antarctic Expedition (VUWAE) (1960-61) for its proximity to The Pyramid.

Trough Lake (78°2′S 163°28′E / 78.033°S 163.467°E) is a lake named in association with Pyramid Trough.

Pyramid Pond (78°17′S 163°27′E / 78.283°S 163.450°E) is a pond named in association with Pyramid Trough.

 This article incorporates public domain material from the United States Geological Survey document "Pyramid Trough" (content from the Geographic Names Information System).