Charrúa Ridge is an ice-free rocky ridge rising to 333 m along the northeast coast of Johnsons Dock in Hurd Peninsula, Livingston Island, in the South Shetland Islands, Antarctica.
 It is narrow and precipitous, extending 700 m in a west-northwest to east-southeast direction, with triple heights of elevation 322, 333 and 332 m respectively, and linked to Castillo Nunatak by Charrúa Gap.
 It surmounts Contell Glacier to the north, South Bay to the west, Johnsons Dock to the southwest and Johnsons Glacier to the south.
 It forms a prominent landmark in the area between the Spanish Antarctic base Juan Carlos I and the Bulgarian Antarctic base St. Kliment Ohridski.
World Park Base was a non-governmental year-round Antarctic base located at Cape Evans on Ross Island in the Ross Dependency.
 The international environmental organization Greenpeace established World Park Base in 1987 in order to press its demand for the Antarctic Treaty nations to declare all of the continent of Antarctica a World Park.
 This would make the entire continent off-limits to commercial exploitation and pollution, and permit only limited scientific research.
 Greenpeace closed down and completely dismantled the base in 1992.
Bulgarian Antarctic Institute is the national Antarctic operator of Bulgaria, organizing annual Antarctic campaigns, maintaining the Bulgarian Antarctic base of St. Kliment Ohridski on Livingston Island in the South Shetland Islands and five times winners of the Antarctic Institute of the Year Award.
 The Institute was established in 1993, and comprises several dozens individual members and few institutional ones: the Bulgarian Ministry of Foreign Affairs, Sofia University "St. Kliment Ohridski ", Sofia Medical University, and the Atlantic Club of Bulgaria.
 Founding Chairman of the Institute is Christo Pimpirev.
Paradise Harbor, also known as Paradise Bay, is a wide embayment behind Lemaire and Bryde Islands in Antarctica, indenting the west coast of Graham Land between Duthiers and Leniz Points.
 The name was first applied by whalers operating in the vicinity and was in use by 1920.
 It is one of only two harbors used for cruise ships to stop on the continent; the other is Neko Harbour.
 Argentina's Almirante Brown Antarctic Base stands on the coast of the bay, as does Chile's González Videla Antarctic Base.
Spanish ( ;    ), also called Castilian ( ,    ), is a Romance language that originated in the Castile region of Spain and today has hundreds of millions of native speakers around the world.
 It is usually considered the world's second-most spoken native language, after Mandarin Chinese.
Raquelia Rocks is a group of three adjacent rocks in eastern South Bay, Livingston Island in the South Shetland Islands, Antarctica formed by an offshoot of Atlantic Club Ridge halfway along the Zodiac boat route linking the Spanish Antarctic Base and the Bulgarian Antarctic Base on the island.
 The area was visited by early 19th century sealers operating from nearby Johnsons Dock.
Matienzo Base (Spanish: "Base Aérea Teniente Benjamín Matienzo" , or more often "Base Matienzo" or "Estación Matienzo") is an Argentine Antarctic base and scientific research station named after Lieutenant Benjamín Matienzo, an Argentine aviation pioneer.
 It is located in Larsen Nunatak, one of the Foca Nunataks, in Graham Land, Antarctic Peninsula.
Marambio Base (Spanish: "Base Marambio" ) is a permanent, all year-round Argentine Antarctic base named after Vice-Commodore Gustavo Argentino Marambio, an Antarctic aviation pioneer.
 It is located in Marambio Island, Graham Land, Antarctic Peninsula, some 100 km from the coastal civilian village of Esperanza.
The Teniente Luis Carvajal Villaroel Antarctic Base (Spanish: "Teniente Carvajal" ) is a non-permanent seasonal Chilean Antarctic base located on the south-west tip of Adelaide Island, in Graham Land off the west coast of the Antarctic Peninsula in the Chilean region of Magallanes.
Melchior Base (Spanish: "Base Melchior" ) or, seldom, "Estación Melchior") is an Argentine Antarctic base and scientific research station.
 It is located on Observatorio Island, Melchior Islands, Dallmann Bay, in Palmer Archipelago on Bellingshausen Sea, Antarctic Peninsula.

Question: Another word for the language which the Antarctic base Malchior Base is associated.
Answer: Castilian