- Deepest Point in the Ocean
Challenger Deep · about 10,935 m · Challenger Deep, Mariana Trench, western Pacific Ocean
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- Deepest lake in the world
Lake Baikal · 1,642 m · South-eastern Siberia, Russia
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- World's Largest Coral Reef System
Great Barrier Reef · about 348,000 sq km sq km · North-east coast of Australia
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- World's Oldest Known Meteorite Impact Structure
Vredefort Dome · about 2,023,000,000 years ago · Vredefort Dome, South Africa
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- World's Largest Known Fungus by Area
Armillaria ostoyae 'Humongous Fungus' · 965 ha · Malheur National Forest, Oregon, United States
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- World's Largest Active Volcano
Mauna Loa · 42,500 km³ · Hawaii, United States
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- World's Largest Island
Greenland · about 2,175,600 km² · Greenland
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- World's Largest Freshwater Lake by Surface Area
Lake Superior · 81,152 km² · United States–Canada border
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- World's Longest Mountain Range
Global mid-ocean ridge system · 65,000 km · global ocean floor
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- World's Largest Waterfall by Flow
Denmark Strait cataract · over 3,500,000 m³/s · Denmark Strait between Greenland and Iceland
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- World's Tallest Waterfall
Angel Falls · 979 m · Canaima National Park, Bolívar state, Venezuela
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- World's Longest Known Cave System
Mammoth Cave System · about 686 km · Mammoth Cave National Park, Kentucky, United States
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- World's Largest Inland Water Body by Surface Area
Caspian Sea · about 371,000 km² · Between Europe and Asia
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- World's Highest Active Volcano
Nevados Ojos del Salado · 6,879 m · Chile-Argentina border
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- World's Largest Salt Flat by Area
Salar de Uyuni · about 10,000 km² · Salar de Uyuni, Potosí Department, Bolivia
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- World's Largest Cave Passage
Son Doong Cave · world's largest · Phong Nha-Ke Bang National Park, Viet Nam
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- World's Longest River
Nile · 6,695 km · Africa; farthest headstream in Burundi, flowing into the Mediterranean Sea
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- Longest River in China
Yangtze River · about 6,300 km · China; rises in the Geladandong area of Qinghai and flows into the East China Sea
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- Longest River with Its Entire Drainage System in One Country
Yangtze River · 6,380 km · China; rising on the Qinghai-Tibetan Plateau and flowing into the East China Sea
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- World's Largest Single Tree by Trunk Volume
General Sherman Tree · about 1487 m³ · Giant Forest, Sequoia National Park, California, United States
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