Katedralen Canyon () is an ice-filled canyon with steep rock cliffs indenting the northwest side of Jøkulkyrkja Mountain, in the Mühlig-Hofmann Mountains of Queen Maud Land, Antarctica. It was plotted from surveys and air photos by the Sixth Norwegian Antarctic Expedition (1956–60) and named Katedralen (the cathedral). References Canyons and gorges of Antarctica Landforms of Queen Maud Land Princess Astrid Coast