Wieliczka Salt Mines
September 11 in Poland
🌧 55 °F
We went 135m underground and found a whole city with cathedrals, art, stables, and highways. Over 300KM of tunnels extracted over 700 years.
September 11 in Poland
🌧 55 °F
We went 135m underground and found a whole city with cathedrals, art, stables, and highways. Over 300KM of tunnels extracted over 700 years.