Statistics for Locations of Deepest Places on Earth

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Depth	Category	Place	% Correct
10923	Deepest Point Underwater	Mariana Trench (Pacific Ocean)	79%
1620	Deepest Lake	Lake Baikal (Russia)	72%
12376	Deepest Manmade Point	Sakhalin-I Oil Well (Pacific Ocean)	40%
12070	Deepest Hole	Kola Borehole (Russia)	39%
1200	Deepest Open Pit Mine	Bingham Canyon Mine (United States)	36%
240	Deepest Rail Tunnel	Seikan Tunnel (Japan)	33%
2197	Deepest Cave	Krubera Cave (Abkhazia)	32%
3900	Deepest Mine	TauTona Gold Mine (South Africa)	31%
662	Deepest Sinkhole	Xiaozhai Tiankeng (China)	28%
120	Deepest Building Foundation	Petronas Towers (Malaysia)	20%
1216	Deepest Water-Filled Sinkhole	Zacatón Sinkhole (Mexico)	19%
3534	Deepest Canyon	Cotahuasi Canyon (Peru)	9%