Romania's Salina Turda

With over 2,000 years of history, highly preserved galleries, and a futuristic underground attraction, Salina Turda is the largest salt mine museum in the world, and easily the most incredible. Located in Turda, Transylvania, the site is a large underground wonderland with a brightly lit modern art theme park nestled 120 meters below the surface of the Earth inside one of the oldest salt mines ever known.

Div Gai

Source: Romania's Salina Turda