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Rio Secreto - Underground River Expedition

Highlights / General details

Río Secreto is the new ecological inspiration of our region. It has recently been designated as one of Mexico’s most distinct and alluring nature reserves, and this unique destination is quickly becoming the pride of all Mexicans.

Feel transformed by this journey deep inside Río Secreto. It’s a rare and exotic opportunity to admire the unequaled beauty of our Mother Earth. Discover the secrets of a real underground river and travel on a fantastic journey into a world of extraordinary beauty.

Explore this natural museum, filled with a kaleidoscope of nature formations, walk an easy route amidst thousands of stalactites and stalagmites found in this protected natural reserve. Learn and be amazed in this ancient magical subterranean world that up until now has remained unexplored for millions of years.

Rio Secreto is a 100% Mexican-owned organization dedicated to conserving our most cherished natural assets.


Round Trip Transportation; Wet suit; Safety equipment; Light lunch.


Gratuities; Souvenirs.

Hours of operation

Available: Daily; Departs at 9:00am and 1:00pm.


Approximately 2.5 hours.


Tour meeting place: Hotel Lobby.

Participant restrictions

Maximum weight 250 pounds.

Minimum age 6 years old.

This tour is not recommended for people with severe physical handicaps, heart condition, asthma and pregnant women.

It is definitely not recommended for claustrophobic people.

People under the influence of alcohol or drugs will not be allowed to take the tour.


The following items cannot be taken inside the underground river: Caps, sunglasses, flip flops, watches, jewelry, photo or video cameras non water proof, bags, any object inside the swim suit.

Please confirm reservation 48 hours in advance with Olympus Tours Cancun office or see your Olympus Tours Representative at the hotel upon arrival.

Complete information, including local telephone numbers at your destination, will be included on your Confirmation Voucher.

**All information requested must be supplied or booking is subject to automatic cancellation**

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Number of Vouchers:

Limited Availability