SciencePhoto: News18 HindiPoland's Wieliczka Salt Mine Reveals 700-Year-Old Underground World
The Wieliczka Salt Mine in Poland features a 700-year-old underground world with salt-made buildings, a sparkling lake, a beautiful church, and large illuminated halls. This unique subterranean site, created through centuries of labor, attracts tourists worldwide who come to witness its salt-carved walls and sculptures.
News18 Hindi·


