Yep that’s right, and these 12 places will prove it!
1. Basilica Cistern – Istanbul, Turkey
2. Cave of Crystals – Naica, Mexico
3. Catacombs of Paris, France
4. Moscow Metro, Russia
5. Salt Cathedral – Zipaquirá, Colombia
6. Salina Turda Salt Mine – Transylvania, Romania
7. The Eisriesenwelt – Werfen, Austria
8. Thrihnukagigur Volcano – Reykjavik, Iceland
9. Puerto Princesa Subterranean River – Palawan, Philippines
10. The Cenotes – Yucatan, Mexico
11. Metropolitan Area – Kasukabe, Japan
12. Reed Flute Cave – Guilin, China
I love the idea of exploring underground places and I find that caves and salt mines are some of the most intriguing and mysterious places that are each unique in their own ways. I’m glad to see the Turda salt mine included on this list and the other travel recommendations are very useful.