The rock formations of Ciudad Encantada are karst formations made of limestone and dolomite, which date back to the Cretaceous period, approximately 90 million years ago.
Ciudad Encantada appears as a location in the following films:
- A Professional Gun, 1968
- The Valley of Gwangi, 1969
- Conan the Barbarian, 1982
- The World is not enough, 1999