A a steep-sided gorge carved by the Colorado River in the United States in the state of Arizona
| K a volcanic island in the Pacific, discovered on Easter Sunday, 1722; noted for the remains of an aboriginal culture, which includes gigantic stone figures.
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B a large isolated desert rock, sometimes described as the world's largest monolith, in the Northern Territory of Australia: sacred to local Aboriginal people. Height: 330m. Base circumference: 9 km
| L the largest mud brick building in the world and is considered by many architects to be the greatest achievement of the Sudano-Sahelian architectural style
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C a moist broadleaf forest that covers most of the Amazon Basin of South America
| M a ruined Incan city in the south of Peru
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D a 102-story landmark Art Deco skyscraper in New York City at the intersection of Fifth Avenue and West 34th Street
| N an extinct volcano in central Japan: the highest mountain in Japan, famous for its symmetrical snow-capped cone. Height: 3776 m. Also called: Fujiyama
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E the southernmost point on the earth's axis, at the latitude of 90°S
| O a large area of ruins of the former Khmer Empire in Cambodia
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Fa white marble mausoleum in central India, in Agra: built (1632-43) by the emperor Shah Jahan in memory of his beloved wife, Mumtaz Mahal
| P a wall in China from Gansu to the Gulf of Liaodong, constructed in the 3rd century BC as a defense against the Mongols. Length: over 2400 km; height: 6 m; width: 6 m
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Ithe largest and busiest airport in the United Kingdom
| Q a mountain in South Africa, overlooking Cape Town and Table Bay: flat-topped and steep-sided. Height: 1087 m (3567 ft.)
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G the northernmost point on the earth's axis, at a latitude of 90°N
| R an amphitheatre in Rome built about 75-80 A.D
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