WBeagle Channel is a strait in Tierra del Fuego Archipelago on the extreme southern tip of South America between Chile and Argentina. The channel separates the larger main island of Isla Grande de Tierra del Fuego from various smaller islands including the islands of Picton, Lennox and Nueva; Navarino; Hoste; Londonderry; and Stewart. The channel's eastern area forms part of the border between Chile and Argentina and the western area is entirely within Chile.
WThe Carbajal Valley is a valley in the Fuegian Andes of southern Tierra del Fuego Province, Argentina. The Carbajal valley is approximately 20 kilometres (12 mi) long, running west to east, between the Alvear mountain range to the north and the Vinciguerra range to the south. Andes peak heights in the region are generally less than 1,250 metres (4,100 ft) above sea level.
WThe Drake Passage is the body of water between South America's Cape Horn, Chile and the South Shetland Islands of Antarctica. It connects the southwestern part of the Atlantic Ocean with the southeastern part of the Pacific Ocean and extends into the Southern Ocean.
WIsla de los Estados is an Argentine island that lies 29 kilometres (18 mi) off the eastern extremity of the Argentine portion of Tierra del Fuego, from which it is separated by the Le Maire Strait. It was named after the Netherlands States-General, and its original Dutch name was identical to that of the New York borough of Staten Island.
WIsla Grande de Tierra del Fuego also formerly Isla de Xátiva is an island near the southern tip of South America from which it is separated by the Strait of Magellan. The western portion (61.4%) of the island is in Chile, while the eastern portion is in Argentina. It forms the major landmass in an extended group of islands or archipelago also known as Tierra del Fuego.
WIslote Blanco is a small uninhabited island belonging to the Ushuaia Department of the Tierra del Fuego in Argentina. It is located in the Beagle Channel, very close to its mouth in the Atlantic Ocean. It has an area of about 1 hectare. Some authors consider this island as the southernmost point of the territory with uncontested sovereignty of Argentina.
WThe Le Maire Strait is a sea passage between Isla de los Estados and the eastern extremity of the Argentine portion of Tierra del Fuego.
WThe Martial Mountains are a mountain range in Isla Grande de Tierra del Fuego located east of Cordillera Darwin, just north of Ushuaia, along the Beagle Channel coast.
WTierra del Fuego is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla Grande de Tierra del Fuego, with an area of 48,100 km2 (18,572 sq mi), and a group of many islands, including Cape Horn and Diego Ramírez Islands. Tierra del Fuego is divided between Chile and Argentina, with the latter controlling the eastern half of the main island and the former the western half plus the islands south of Beagle Channel. The southernmost extent of the archipelago is at about latitude 55°S.