Usnea Plug is a volcanic plug, 30 m from base to summit, rising to 117 m in the interior of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The area was known to 19th century sealers.
The feature's name derives from the genus of lichen, Usnea, prevalent on the plug and in this vicinity, and results from geological work by an American field party in early 1969.
The hill is located at 62°38′30″S61°05′43.1″W / 62.64167°S 61.095306°W which is 790 m southwest of Chester Cone, 3.47 km north of Nikopol Point, 5.54 km northeast of Devils Point and 2.77 km east by south of Laager Point (British mapping in 1968, detailed Spanish mapping in 1992, and Bulgarian mapping in 2005 and 2009).
Start Point is a point marking the northwest end of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica and forming the southwest side of the entrance to Svishtov Cove and the northeast side of the entrance to the New Plymouth bay. Discovered by Edward Bransfield in January 1820, and so named by him because of its resemblance to a point on the south coast of England by the same name and because it was the place where his operations began.
Ugain Point is the point on the west coast of Rugged Island in the South Shetland Islands, Antarctica separating Smyadovo Cove to the north and Bogomil Cove to the south. Situated 1.76 km north-northwest of Benson Point, 970 m north of Kokalyane Point and 1.55 km south of Cape Sheffield.
Bakshev Ridge is a rugged rocky ridge on Rugged Island, off the west coast of Byers Peninsula of Livingston Island in the South Shetland Islands, Antarctica. The ridge extends 700 m in a southeast-northwest direction. The highest point of elevation is 239 m, situated 660 m east of San Stefano Peak, 1.25 km west of Vund Point, and 1.1 km northwest of Radev Point.
San Stefano Peak is a rocky peak rising to 256 m, the summit of Rugged Island off the west coast of Byers Peninsula of Livingston Island in the South Shetland Islands, Antarctica. Situated in the central part of the island, 3.48 km northeast of Benson Point, 4.17 km southeast of Cape Sheffield, 830 m south of Cherven Peak, 1.91 km west of Vund Point, and 1.58 km northwest of Radev Point.
Vund Point is the point forming the east extremity of Rugged Island off the west coast of Byers Peninsula of Livingston Island in the South Shetland Islands, Antarctica. The area was visited by early 19th century sealers.
Dometa Point is a point in the middle part of South Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. It is situated 4.3 km west-northwest of Rish Point, 1.2 km southwest of Negro Hill, 4.6 km southeast of Chester Cone, and 4.2 km east-northeast of Nikopol Point. Fontus Lake is centred 600 m northeast of the point.
Dospey Heights are the ice-free heights on Ray Promontory in the northwestern part of Byers Peninsula on Livingston Island in the South Shetland Islands, Antarctica. Extending 6 km southeastwards from Essex Point and Start Point, and 2.6 km wide. Rising to 265 m at Start Hill.
Tsamblak Hill is a rocky hill trending 900 m in north–south direction, 450 m wide and rising to 113 m in eastern Byers Peninsula on Livingston Island in the South Shetland Islands, Antarctica. It surmounts Bedek Stream on the east, Feya Tarn on the south-southwest and Eridanus Stream on the west.
Chester Cone is the ice-free peak rising to 188 m in the central part of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica surmounting Midge Lake to the northwest.
Ray Promontory is the 7 km long and 2.8 km wide promontory lying between Barclay Bay and the New Plymouth sound, and forming the northwest part of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica ending up in Start Point and Essex Point. The promontory's interior is mostly occupied by Dospey Heights.
Window Island is a small ice-free island off the north coast of Ray Promontory in the northwest of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The island has a surface area of 23 hectares and rises to 72 m (236 ft). It was known to the early 19th century sealers operating on Byers Peninsula.
Varadero Point is a point projecting 620 m into Barclay Bay from Robbery Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica and forming the west side of the entrance to Baba Tonka Cove. Dominated by Varadero Hill.
Lair Point is a point projecting 570 m into Barclay Bay from Robbery Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica and forming the east side of the entrance to Kukuzel Cove. Dominated by Lair Hill.
Point Smellie is a small steep-sided headland extending into Osogovo Bay from President Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica and dominated by Smellie Hill.
Laager Point is a conspicuous headland extending out from President Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica facing Astor Island. It forms the southeast entrance point for New Plymouth harbour and the northeast entrance point for Osogovo Bay. Naiad Lake is situated on the southwest side of the point and Pistiros Lake is centred 900 m east of it. The area was visited by 19th century sealers.
Negro Hill is a conspicuous rocky hill, double-peaked with a small tarn in between, rising to 100 m at South Beaches on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. It surmounts Fontus Lake on the south. The area was visited by 19th-century sealers.
Wasp Hill is a hill rising to 72 meters in the southwest part of Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. Surmounting Sevar Point to the south-southwest. The area was visited by 19th century sealers.
Basalt Lake is a small freshwater lake surrounded by three basalt outcrops with ‘organ-pipe’ formations in their rocks, situated in the central part of the ice-free Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. and draining through a 1.6 kilometres (0.99 mi) stream southwards into Bransfield Strait.
Camp Livingston is an Argentine seasonal base camp on Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The area was visited by early 19th century sealers.
Limnopolar Lake is one of the numerous freshwater lakes on the ice-free Byers Peninsula, Livingston Island in the South Shetland Islands, Antarctica. The feature is oval in shape, extending 175 m in southeast-northwest direction and 140 m in southwest-northeast direction. It drains through a 2.7 km stream westwards into Osogovo Bay north of Point Smellie.
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