Slănic mine is a former salt mine in Romania, which is no longer operational but is open to visitors. The ceiling is 54m (177ft) high. https://t.co/iDrDfMf1eR https://t.co/QfTSeTDVHa
Posters: gnostrils. gnostrils
3 likes recorded by the source corpus.
View Post: https://x.com/gnostrils/status/1287927718621802496