The Brugmann Mountains rising to 850 metre, are steep and rugged on the east slopes but are icecapped and descend gently toward the west, extending in a northeast–southwest arc along the east side of Liège Island

Liège Island

Liège Island is an island, long and wide, lying immediately northeast of Brabant Island in the Palmer Archipelago. Liège Island is located at...

, in the Palmer Archipelago

Palmer Archipelago

Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula....

. They were discovered by the Belgian Antarctic Expedition

Belgian Antarctic Expedition

The Belgian Antarctic Expedition of 1897 to 1899, named after its expedition vessel Belgica, was the first expedition to winter in the Antarctic region.- Preparation and Surveying :...

 under Gerlache, 1897–99, and named by him for Georges Brugmann, a patron of the expedition.