EntityQ7561217· pop 5· linked from 3 articlesSongam CavernSign in to savecave in North KoreaConnectionsdolineEntitygeographic coordinate systemEntityHangulEntitydigital object identifierEntityHanjaEntitycalciteEntitykarstEntitydolomiteEntitystalactiteEntitystalagmiteEntitySouth Pyongan ProvinceEntitylimoniteEntityRevised Romanization of KoreanEntityKaechonEntityMcCune–ReischauerEntitytourism in North KoreaEntityNaenaraEntityrimstoneEntitygeoheritageEntityshow caveEntityCategoriesCaves of North KoreaKaechonSouth Pyongan ProvinceTourism in North Korea