Hranice Abyss: The private freshwater cave on Earth and a conduit to a ‘fossil’ sinkhole
QUICK FACTSName: Hranice AbyssLocation: Hranice, Czech RepublicCoordinates: 49.53214473576795, 17.750610529720298Why it is unbelievable: The cave is so deep, the sector’s tallest construction may just are compatible inside of it.The Hranice Abyss — or