Macheret Trench, Livingston Island Machete Hook, Livingston Island Macrobius Cove, Graham Coast Madan Saddle, Smith Island Madara Peak, Livingston Island Madrid Dome, Oscar II Coast Madzharovo Point, Anvers Island Maglenik Heights, Sentinel Range Maglizh Rocks, Smith Island Magura Glacier, Livingston Island Makresh Rocks, Robert Island Malak Sechko Cove, Nelson Island Malamir Knoll, Greenwich Island Malasar Peak, Sentinel Range Maleshevo Cove, Livingston Island Malina Cove, Low Island Malkoch Peak, Sentinel Range Malorad Glacier, Trinity Peninsula Malyovitsa Crag, Livingston Island Mamarchev Peak, Sentinel Range Manastir Peak, Oscar II Coast Mancho Buttress, Trinity Peninsula Manole Pass, Sentinel Range Manolov Glacier, Alexander Island Marash Peak, Nordenskjöld Coast Marchaevo Peak, Oscar II Coast Marinka Point, Brabant Island Maritsa Peak, Livingston Island Markeli Point, Smith Island Marla Glacier, Trinity Peninsula Marmais Point, Trinity Peninsula Marsa Glacier, Sentinel Range Marten Crag, Trinity Peninsula Marvodol Glacier, Fallières Coast Maslarov Nunatak, Nordenskjöld Coast Masteyra Island, Anvers Island Mateev Cove, Livingston Island Mateev Point, Low Island Matochina Peak, Smith Island Matov Peak, Davis Coast Maystora Peak, Greenwich Island Meana Point, Nelson Island Mount Mecheva, Foyn Coast Mechit Buttress, Danco Coast Mechka Island, Wilhelm Archipelago Meda Nunatak, Foyn Coast Mediolana Bluff, Brabant Island Medovene Point, Smith Island Meduza Island, Wilhelm Archipelago Medven Glacier, Livingston Island Melanita Island, Trinity Island Meldia Rock, Nelson Island Melnik Peak, Livingston Island Melnik Ridge, Livingston Island Melta Point, Livingston Island Melyane Island, Livingston Island Memolli Nunatak, Sentinel Range Mendoza Cove, Elephant Island Mesta Peak, Livingston Island Metis Island, Biscoe Islands Metlichina Ridge, Oscar II Coast Mezdra Point, Snow Island Mezek Peak, Smith Island Mida Island, Wilhelm Archipelago Midzhur Peak, Sentinel Range Mihaylovski Cove, Livingston Island Mihaylovski Crag, Oscar II Coast Mihnevski Peak, Oscar II Coast Mikov Nunatak, Nordenskjöld Coast Mikre Beach, Snow Island Miladinovi Islets, Desolation Island Miletich Point, Greenwich Island Milev Rocks, Robert Island Milkov Point, Davis Coast Miller Spur, Danco Coast Mindya Cove, Tower Island Minzuhar Glacier, Oscar II Coast Mirovyane Peak, Sentinel Range Mishev Bluff, Liège Island Mishka Island, Wilhelm Archipelago Misionis Bay, Pickwick Island Mitev Glacier, Brabant Island Mitino Buttress, Graham Coast Mitkaloto Peak, Danco Coast Miziya Peak, Livingston Island Mneme Lake, Livingston Island Modev Peak, Two Hummock Island Modren Peak, Sentinel Range Mogilyane Peak, Trinity Peninsula Mokren Bight, Astrolabe Island Molerov Spur, Nordenskjöld Coast Momchil Peak, Greenwich Island Momino Point, Brabant Island Montana Bluff, Livingston Island Montemno Lake, Livingston Island Montojo Island, Biscoe Islands Monyak Hill, Sentinel Range Morava Peak, Trinity