Bazna health resort offers mineral water springs, rich in salts, mineral mud and a special type of salt, called "Bazna salt".
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Slanic Salt Mines are located in the Prahova Valley, and are the largest mines in Europe, with a surface area of 80,000 square meters and a steady temperature of 12 degrees Celsius
Slănic Prahova Salt Mines
Salina Turda was placed by Business Insider at the top of their list of the ten "coolest underground places in the world", once being ranked among the "25 hidden gems around the world that are worth the trek".