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Land Area of the World
Area: total: 510.072 million sq km land: 148.94 million sq km water: 361.132 million sq km note: 70.8% of the world's surface is water, 29.2% is land
* The northernmost point of the world is the geographic North Pole, in the Arctic Ocean.
* The northernmost point on land is Kaffeklubben Island, east of Greenland (83°40′N 29°50′W), which lies slightly north of Cape Morris Jesup, Greenland (83°38′N 32°40′W). Various shifting gravel bars lie further north, the most famous being Oodaaq. The term Ultima Thule was given by medieval cartographers for the northernmost point of land.
* The southernmost point of the world and the southernmost point on land is the geographic South Pole, which is on the continent of Antarctica.
* The westernmost point on land, according to the path of the International Date Line, is Attu Island, Alaska.
* The easternmost point on land, according to the path of the International Date Line, is Caroline Island, Kiribati.
* The highest point is the summit of Everest: 8,850 m (29,035 feet) above sea level.
* The lowest point is Challenger Deep, at the bottom of the Mariana Trench: 10,911 m (35,797 feet) below sea level.
* The lowest point on land is the shore of the Dead Sea: 417 m below sea level. See List of places on land with elevations below sea level
* The point farthest from the Earth's centre is the summit of Chimborazo (due to the Earth not being a perfect sphere), at 6384.4 km (Everest's summit is at 6382.3 km).
* The point closest to the Earth's centre (~6353 km) is probably somewhere at the bottom of the Arctic Ocean (depth ~4 km) near the Geographic North pole (the bottom of the Mariana Trench is 6366.4 km from the centre of the Earth).
* Highest attainable by transportation:
o Road (mountain pass): Semo La, Tibet, 5,565m, 30°06.6′N 85°25.9′E, or Marsimik La, Indian Himalaya, 5,590m, 34°05.6′N 78°37.1′E, depending on definition of "attainable by transportation".
o Train: Tanggula Mountain Pass, Tibet, 5,072 m
o Boat (from sea level): Balsam Lake (Ontario), Canada, 256.3 m
* The Eurasian Pole of inaccessibility, the point on land farthest from any ocean, is located approximately 320 km (200 mi) from the city of Urumqi, in the Xinjiang Autonomous Region of China, at 46°16.8′N 86°40.2′E (in the Dzoosotoyn Elisen Desert). This position is at a distance of approximately 2648 km (1645 mi) from the nearest coastline.
* The Pacific Pole of inaccessibility (also called Point Nemo), the point in the ocean farthest from any land, lies in the South Pacific Ocean at 48°52.6′S 123°23.6′W, which is approximately 2688 km (1670 mi) from the nearest land (equidistant from Ducie Island of the Pitcairn Islands to the north, Maher Island off of Siple Island near Marie Byrd Land, Antarctica to the south and Motu Nui off of Rapa Nui in the north east). It is in the middle of an area of 22,405,411 km² (8,650,778 sq mi) of ocean, larger than the entire former Soviet Union.
* The most remote island is Bouvet Island, an uninhabited dependency of Norway, which lies at coordinates 54°26′S 3°24′E. The nearest land is the uninhabited Queen Maud Land, Antarctica, over 1600 km away to the south.
* The most remote archipelago consists of Rapa Nui and Isla Sala y Gómez, which are 480 km apart. They lie 2250 km (1400 mi) from the Pitcairn Islands to the north-west and 3300 km off the west coast of Chile.
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