EntityQ1048337· pop 21· linked from 210 articlesunderground lakeSign in to savelake mainly located beneath the Earth's surfaceConnectionsspringEntitystalactiteEntityburrowEntitycavingEntitypit caveEntityUnited StatesCountryFranceCountryGermanyCountryAlbaniaCountrySwitzerlandCountrySloveniaCountryPeruCountryNamibiaCountryTurkmenistanCountryNauruCountryTennesseeEntityNew MexicoEntitylakeEntityThuringiaEntityInternational Standard Book NumberEntityCategoriesCavesKarst formationsUnderground lakes