The old Slănic salt mine in Prahova county, Romania.
Closed for extraction purposes, it’s now open for visitors, featuring a microclimate with natural air-conditioning and constant temperature and atmospheric pressure throughout the year.
The old Slănic salt mine in Prahova county, Romania.
Closed for extraction purposes, it’s now open for visitors, featuring a microclimate with natural air-conditioning and constant temperature and atmospheric pressure throughout the year.