Rio Secreto Entrance

Discover Rio Secreto and explore the caves and underground rivers that are unique to the Riviera Maya. This adventure in nature brings you to limestone caverns full of stalactites and stalagmites creating magical landscapes. Walk, swim and snorkel through Rio Secreto in a unique day of spelunking in paradise.


  • Access to Rio Secreto nature reserve in a group of no more than10 persons
  • Use of towels
  • Use of a life jacket
  • Expert bilingual guide
  • Use of a helmet with lamp
  • Buffet lunch
  • Use of a wetsuit
  • Non-alcoholic drinks
  • Use of lockers


Explore the magic of the underworld in the caves and underground rivers hidden deep in the jungle at Rio Secreto! The Yucatan Peninsula is home to the longest underground river system in the world and we invite you to explore a part of it with an expert guide. Crystalline waters and ancient stalactites and stalagmites create incredible landscapes unique to the Riviera Maya!

Your friendly guide will provide all the gear you need and instructions for a safe and fun adventure. A delicious buffet lunch and non-alcoholic drinks are included in this out of this world experience.Book your Rio Secreto entrance today!

What to bring:

  • Wear comfortable beachwear, swimming shoes and a swimsuit
  • Extra change of clothes
  • Sunscreen of any kind is prohibited at Rio Secreto
  • Bring some cash and a credit or debit card since the use of certain equipment requires a deposit or to pay for any other service not mentioned on the inclusions list
  • If you have any health or physical problem please contact us before you make your reservation so we can provide you with advice on the matter


Minimum age: 7 years old Maximum recommended weight: 120 kg / 250 lb Photographic and video cameras are not allowed inside the cave system Maximum depth of water: 2 meters Rio Secreto is not recommended for persons with severe physical or motor disabilities, heart problems, pregnant women or persons under the influence of alcohol or drugs.