Siffrey Point (63°13′S57°13′W) is a low rocky point projecting from the north coast of Trinity Peninsula, Antarctica situated 6.7 miles (11 km) west-northwest of Cape Dubouzet, 2.5 miles (4 km) east-southeast of Prime Head and 5.4 miles (9 km) nort…
Siegmund Peak (77°35′S161°46′E) is the peak forms a saddle with Siegfried Peak just northward, located at the east side of the entrance to Odin Valley in Asgard Range, Victoria Land.
Siegfried Peak (77°34′S161°46′E) is a peak that forms a saddle with Siegmund Peak immediately southward, standing at the east side of the entrance to Odin Valley in the Asgard Range. The peak is one in a group of features in the area named mainly f…
Siege Dome (84°16′S172°22′E) is a small, ice-covered prominence standing to the south of the head of Hood Glacier, close southeast of Mount Patrick in the Commonwealth Range.
Siefker Ridge (79°9′S85°19′W) is a rugged ridge 6 miles (10 km) long, extending northwest from the west part of Anderson Massif in the Heritage Range. Named by the University of Minnesota Geological Party to these mountains, 1963–64, for electronic…
Siders Bluff (73°13′S162°40′E) is a bold rock bluff that forms the northwest end of Tobin Mesa in the Mesa Range, Victoria Land. The bluff exposes an easily accessible section of Jurassic basalt. The feature was studied by Ohio State University geo…
Side Crater (77°32′S167°9′E) is a nearly circular crater (c.3700 m) situated at the summit of Mount Erebus on the southwest crater rim.
Sickle Ridge (78°1′S162°10′E) is a ridge in East Antarctica.
Sickle Nunatak (71°32′S161°57′E) is a nunatak at the north side of the entrance to Jupiter Valley, on the east side of the Morozumi Range.
Sickle Mountain (68°53′S66°47′W) is a mountain, 1,250 m, standing on the south side of Clarke Glacier and 14 miles (22 km) east of Cape Berteaux, on the west coast of Graham Land.
Shumskiy Cove (67°4′S67°21′W) is a cove in southern Hanusse Bay indenting the northwest side of Arrowsmith Peninsula in Graham Land. Mapped by Falkland Islands Dependencies Survey (FIDS) from surveys and air photos, 1956-59. Named by United Kingdom…
Shumen Peak (Vrah Shumen \'vr&h 'shu-men\) rises to 770 m in Friesland Ridge, Tangra Mountains, Livingston Island, Antarctica and surmounts Charity Glacier to the west, Tarnovo Ice Piedmont to the south, and Prespa Glacier to the southeast.
Shuman Glacier (75°15′S139°30′W) is a glacier about 6 miles (10 km) long draining through the Ruppert Coast north of Strauss Glacier. Named by Advisory Committee on Antarctic Names (US-ACAN) after Christopher A.
Shultz Peak (76°10′S160°51′E) is a sharp peak 7 miles (11 km) south of Mount Armytage, where it overlooks the north flank of Mawson Glacier. Mapped by United States Geological Survey (USGS) from ground surveys and Navy air photos. Named by Advisory…
Shull Rocks (66°27′S66°40′W) is a chain of low snow-covered rocks and one small island, lying in Crystal Sound about 10 miles (16 km) northwest of Cape Rey, Graham Land. Mapped from surveys by Falkland Islands Dependencies Survey (FIDS) (1958–59). …
Showa Flat is a small flattish area along the northwest shore of Lake O-ike in the east part of Ongul Island.
Shotton Snowfield is a large snowfield between Herbert Mountains and Pioneers Escarpment on the north and Read Mountains on the south, in the Shackleton Range. The U.S.
Shostakovich Peninsula is an ice-covered peninsula lying north of Stravinsky Inlet and extending into Bach Ice Shelf in southern Alexander Island, Antarctica. The peninsula was first mapped by Directorate of Overseas Surveys from satellite imagery o…
Shortcut Col (64°16′S59°13′W) is a wide col rising to over 460 m immediately south of Mount Hornsby, Trinity Peninsula. Mapped from surveys by Falkland Islands Dependencies Survey (FIDS) (1960–61).
Shopski Cove (Shopski Zaliv \'shop-ski 'za-liv\) is a 2.6 km wide cove indenting for 1.9 km the southwest coast of Greenwich Island in the South Shetland Islands, Antarctica, between Triangle Point and the westernmost extremity of the moraine spit o…
Shoesmith Glacier (67°51′S67°12′W) is the largest glacier on Horseshoe Island, flowing westward into both Lystad Bay and Gaul Cove.
Shoemaker Glacier (73°47′S164°45′E) is a tributary glacier in the Southern Cross Mountains of Antarctica, flowing east along the south side of Daley Hills to Aviator Glacier, in Victoria Land. Mapped by United States Geological Survey (USGS) from s…
Shoemake Nunatak (75°33′S140°5′W) is a nunatak immediately west of Billey Bluff at the southwest end of the Ickes Mountains, coastal Marie Byrd Land. The nunatak was photographed from aircraft of the United States Antarctic Service (USAS), 1939–41,…
Shockley Bluff (73°22′S164°56′E) is a very steep bluff forming the south end of Deception Plateau, overlooking the point where Pilot Glacier joins the larger Aviator Glacier, in Victoria Land. Mapped by United States Geological Survey (USGS) from s…
Shockey Peak (77°36′S86°47′W) is a peak, 2,010 m, rising 2 miles (3.2 km) southeast of Allen Peak near the north extremity of the main ridge of the Sentinel Range, Antarctica. It was discovered by Lincoln Ellsworth on his trans-Antarctic flight of …
Shmidt Subglacial Basin is a large subglacial basin situated southward of Knox Coast in East Antarctica. Named by the Soviet Antarctic Expedition, 1957, after Soviet academician, Professor Otto Yu. Shmidt (1891-1956).
Shmidt Point (66°55′S67°2′W) is a point marking the north extremity of Arrowsmith Peninsula, which separates Hanusse Bay and Lallemand Fjord on the west coast of Graham Land. First seen and roughly surveyed in 1909 by the French Antarctic Expeditio…
Shishman Peak (Vrah Shishman \'vr&h shish-'man\) rises to over 800 m in the east extremity of Levski Ridge, Tangra Mountains, eastern Livingston Island in the South Shetland Islands, Antarctica. The peak overlooks Iskar Glacier and Bruix Cove to the…
Shirley Island (66°17′S110°30′E) is a rocky Antarctic island a 1-mile (1.6 km) long, lying 0.1 mi (0.16 km) north-west of the western end of Bailey Peninsula, in the Windmill Islands.
Shirase Glacier (Japanese: 白瀬氷河; Shirase Hyōga) is a large glacier entering Havsbotn, the bay that forms the head of Lutzow-Holm Bay in Antarctica. The area occupied by this feature was first mapped as a bay and named Instefjorden (the innermost fjo…
Shirase Bank is a marine bank named in association with Shirase Coast.
Shipwreck Moraine is an extensive moraine in a valley beside the Benson Glacier, between Black Pudding Peak and Mount Brogger, in Prince Albert Mountains, Victoria Land. Named by a 1989-90 New Zealand Antarctic Research Program (NZARP) field party (…
Shipton Ridge (76°40′S159°51′E) is the main ridge forming the northeastern arm of the Allan Hills in Victoria Land. Reconnoitered by the New Zealand Antarctic Research Program (NZARP) Allan Hills Expedition, 1964. They named it after Eric Shipton, …
Shipley Glacier (71°26′S169°12′E) is a glacier, 25 miles (40 km) long, in the north-central Admiralty Mountains. The glacier drains the northern slopes of Mount Adam and flows along the east wall of DuBridge Range to Pressure Bay on the north coast…
Shipka Valley (Shipchenska Dolina \'ship-chen-ska do-li-'na\) valley extending 2.4 km and 700 m wide in Tangra Mountains, Livingston Island in the South Shetland Islands, Antarctica.
Shinobi Rock (68°3′S43°44′E) is a small rock exposure on the coast between Kabuto Rock and Rakuda Rock in Queen Maud Land.