Important!
* Minimum age: Without guide 8 years / Age with guide 5 to 7
* Under 18 must be accompanied by an adult.
* Entry with pets is not allowed.
* Advance reservation is required.
* Children under 5 years old are not allowed on this tour.
* People who exceed 120 kilos (270 pounds) in weight.
* Pregnant women.
* People with recent surgeries (less than 6 months).
* People with osteoporosis condition.
* People with chronic back problems.
* People with heart problems.
* People who are drunk or under the influence of drugs