Humboldt Graben

Antarctica
Geography
Coordinates	71°45′S 11°55′E / 71.750°S 11.917°E / -71.750; 11.917 (Humboldt Graben)

Humboldt Graben (German: Humboldtgraben, "Humboldt Trench", 71°45′S 11°55′E / 71.750°S 11.917°E / -71.750; 11.917 (Humboldt Graben)) is a glacier-filled valley, 20 nautical miles (37 km; 23 mi) long, trending north–south between the Humboldt Mountains and the Petermann Ranges in Queen Maud Land, Antarctica.^[1]