Countries by Longest Cave System - Statistics

General Stats

Answer Stats

System	Length (miles)	Country	% Correct
Mammoth Cave	412	United States	100%
Shuanghedong	176	China	91%
Sistema Sac Actun / Sistema Dos Ojos	231.1	Mexico	91%
Bullita Cave	74.81	Australia	71%
Réseau Félix Trombe	72.82	France	68%
Sistema del Alto Tejuelo	107.5	Spain	56%
Optymistychna	159.7	Ukraine	38%
Schönberg-Höhlensystem	93.95	Austria	32%
Clearwater Cave System	147.9	Malaysia	32%
Hölloch	129.2	Switzerland	32%

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