<Tr> <Th> Internet TLD </Th> <Td>. aq </Td> </Tr> <Tr> <Th> Largest cities </Th> <Td> Research stations in Antarctica </Td> </Tr> <P> Antarctica (UK English / ænˈtɑːktɪkə / or / ænˈtɑːtɪkə /, US English / æntˈɑːrktɪkə / (listen)) is Earth's southernmost continent . It contains the geographic South Pole and is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Southern Ocean . At 14,000,000 square kilometres (5,400,000 square miles), it is the fifth - largest continent . For comparison, Antarctica is nearly twice the size of Australia . About 98% of Antarctica is covered by ice that averages 1.9 km (1.2 mi; 6,200 ft) in thickness, which extends to all but the northernmost reaches of the Antarctic Peninsula . </P> <P> Antarctica, on average, is the coldest, driest, and windiest continent, and has the highest average elevation of all the continents . Antarctica is a desert, with annual precipitation of only 200 mm (8 in) along the coast and far less inland . The temperature in Antarctica has reached − 89.2 ° C (− 128.6 ° F) (or even − 94.7 as measured from space), though the average for the third quarter (the coldest part of the year) is − 63 ° C (− 81 ° F). Anywhere from 1,000 to 5,000 people reside throughout the year at the research stations scattered across the continent . Organisms native to Antarctica include many types of algae, bacteria, fungi, plants, protista, and certain animals, such as mites, nematodes, penguins, seals and tardigrades . Vegetation, where it occurs, is tundra . </P>

What is the continent of antarctica covered with
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