Home to a staggering 8,000 caves—including 20 designated as "show caves"—Slovenia ranks among the world's premiere caving destinations. https://on.natgeo.com/2ACEoTk

Home to a staggering 8,000 caves—including 20 designated as "show caves"—Slovenia ranks among the world's premiere caving destinations. https://on.natgeo.com/2ACEoTk 

https://twitter.com/NatGeoTravel/status/1083030726222721024