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Antarctica - Wikipedia
Antarctica | History, Map, Climate, & Facts | Britannica
Doomsday Glacier: Scientists looked deep beneath Antarctic ice.
Antarctica’s 'doomsday' glacier is heading for catastrophic collapse
Antarctica - National Geographic Society
What Is Antarctica? | NASA Space Place – NASA Science for Kids
Antarctic - Wikipedia
Antarctica - The World Factbook
Frequently Asked Questions About Antarctica - NASA
Geography and history of the exploration of Antarctica