--- title: Rio Secreto Underground River Tour with Crystal Caves lang: en type: tour city: Cancún country: Mexico price: 79 currency: EUR price_unit: per_person availability: bookable rating: 4.68 reviews: 840 duration_minutes: 180 duration_max_minutes: 480 languages: [en, es] free_cancellation: true rank_in_category: 33 of 46 (Day Trips) schedule_checked: 2026-09-19 data_updated: 2026-09-20 canonical: https://guidekin.com/mexico/cancun/tours/rio-secreto-underground-river-tour-with-crystal-caves/ --- # Rio Secreto Underground River Tour with Crystal Caves **Guidekin's take:** Wading through an underground river beneath stalactites in the Río Secreto reserve with a guide, wetsuit, helmet and water shoes, then a Mayan buffet lunch. The base tier is admission only; transport, Tulum or Cobá add ons are separate options and the dock fee is extra. 4.68 from 840 reviews at €79 per person. ## Overview Journey into a cenote and marvel at ancient stalactites and stalagmites. As you wade through clear turquoise water, an expert guide explains the geological secrets and points out local flora and fauna. Back in the jungle, enjoy a buffet lunch with Mayan cuisine. Admission to Río Secreto Nature Reserve, WITHOUT TRANSPORTATION:** Explore the cenote and cave, then enjoy a buffet lunch featuring Mayan cuisine at your own pace. Río Secreto + Transport Includes admission and transportation to and from select Playa del Carmen hotels. Enjoy the cenote, cave, and buffet lunch without worrying about logistics. Río Secreto + PLUS: Enhance your adventure with a bike ride,, Rappel and Zip-Lines. Enjoy the cenote tour and a buffet lunch featuring Mayan cuisine. Río Secreto + Tulum:: Combine your visit with a guided tour of the Mayan city of Tulum, led by archaeological experts. Enjoy both natural wonders and historical treasures, plus a buffet lunch featuring Mayan cuisine. ## Key facts - Price: from €79 per person - Duration: 3h–8h - Rating: 4.68/5 from 840 reviews (collected from Guidekin & Viator & Tripadvisor) - Free cancellation (see policy below) - Operator: Cancun Vacation Experts ## Tour options Prices are the operator's current list price for two travellers (whole euros); options sold only to bigger parties say so; pick the option on the booking page. | Option | Price | Guide languages | Details | |---|---|---|---| | Rio Secreto Admission Only | €79 / person | Spanish, English | Rio Secreto Admission: Includes admission to Rio Secreto, WITHOUT TRANSPORTATION. Pickup included | | Rio Secreto + Transportation | €105 / person | Spanish, English | Tour includes admission to Rio Secreto and transportation to and from select Cancun and Playa Mujeres hotels Pickup included | | R. Secreto Plus Access +Transp | €114 / person | Spanish, English | Duration: 7 hours Plus Option w/ Transportation: Add three more activities: - Bike ride. - Walk in a dry cave. - Rappel. Pickup included | | Tulum & Rio Secreto | €123 / person | Spanish, English | Tulum ruins: Upgrade your experience and visit a beautiful Mayan city of Tulum with the help of our experts in Archaeological zones Duration: 8 hours Pickup included | | Rio Secreto + Puerto Morelos | €123 / person | Spanish, English | Rio Secreto + Puerto Morelos : Reef & cavern Explorer. Vibrant underwater world of the Puerto Morelos reef, along with the Río Secreto tour. Duration: 8 hours Pickup included | | Coba & Rio Secreto | €132 / person | Spanish, English | + Coba Ruins : Visit Nohoch Mul Pyramid, which stands at 42 meters tall, making it the tallest pyramid in the Yucatán Peninsula. Duration: 8 hours Pickup included | ## What's included - Use of all necessary equipment (wet suit, hard hat, water shoes, life vest) - Professional guide - Lockers and towels - Lunch - Hotel pickup and drop-off (if option selected) ## Not included - Gratuities - Hotel pickup and drop-off (if option not selected) for admision ticket only. - Dock Fee - Photos ## Itinerary 1. **Rio Secreto** (1h 30m; admission included) - This attraction is located near to Playa del Carmen, you will observe a natural history dating back millions of years and you will be able to swim about one kilometer below of the beautiful stalactites and stalagmites in groups of 10 people maximum on the underground river. 2. **Rio Secreto** (1h; admission included) - After the swim, you will enjoy a delicious regional buffet in the Rio Secreto restaurant. ( alcoholic drinks are not included). 3. **Tulum** (1h 15m; admission included) - When this option is selected . We will visit the remains of an ancient clifftop fortress. Tulum used to be a main trading hub . Walled on three sides . The front open facing the Caribbean sea. The views are breathtaking .Your tour guide will go deep into the main buildings... 4. **When Tour with transportation is selected: Expect to be picked up at mayor ho...** (1h) - When Tour with transportation is selected: Expect to be picked up at mayor hotels in Cancun or Meeting Points from downtown Sit back and relax while your driver takes you safely to Rio Secreto nature park. 5. **Zona Arqueologica De Coba** (1h 30m; admission included) - When this option is selected. The guide will explain the history and you learn the importance of fascinating Coba you will have the chance to discover the history and you will see the main structures of this site. 6. **Puerto Morelos** (1h) - When this option is selected . You will visit the second largest coral reef formation in the world . Marvel at the vibrant marine life, including colorful tropical fish, majestic sea turtles, and stunning coral formations. ## Schedule - Runs: daily - Departures: 07:30, 08:30, 09:00, 10:00, 11:00, 12:00, 13:00, 14:00 - Schedule last checked: 2026-09-19 - These are published departures, not a live seat count; availability is confirmed at checkout. ## Cancellation For a full refund, cancel at least 24 hours before the scheduled departure time. ## Good to know - Not recommended for pregnant travelers - Not recommended for travelers with poor cardiovascular health - Public transportation options are available nearby - Travelers should have at least a moderate level of physical fitness - Passengers must weigh less than 250 pounds (113 kg) - The minimum age is 4 years. For the Rio Secreto Plus and Rio Secreto with snorkel options, the minimum age is 7 years due to the additional activities. - The duration for the option Rio Secreto Admission tour is 03:30 hrs. (approximately) - The duration for the option Rio Secreto Tour + Transportation is 06:00 hrs. (approximately) - The duration for the option Rio Secreto + Tulum Tour is 08:00 Hrs. (approximately) ## How it compares in Day Trips Ranked **#33 of 46** by Guidekin's weighted score (rating weighted by review volume). Alternatives worth comparing: 1. [chichen-itza-private-tour-from-cancun-and-riviera-maya](https://guidekin.com/mexico/cancun/tours/chichen-itza-private-tour-from-cancun-and-riviera-maya/?format=md) — 4.99 (340) 2. [private-tour-to-tulum-cenote-and-swimming-with-turtles](https://guidekin.com/mexico/cancun/tours/private-tour-to-tulum-cenote-and-swimming-with-turtles/?format=md) — 5.0 (239) 3. [private-turtles-cenotes-adventure](https://guidekin.com/mexico/cancun/tours/private-turtles-cenotes-adventure/?format=md) — 4.94 (489) Full list: https://guidekin.com/mexico/cancun/day-trips-from-cancun/?format=md ## More in Cancún - All Cancún tours: https://guidekin.com/mexico/cancun/?format=md - This page as HTML: https://guidekin.com/mexico/cancun/tours/rio-secreto-underground-river-tour-with-crystal-caves/ ## Query this catalogue with URLs Every listing accepts filter parameters directly in the URL, so you can hand a user a link that already matches their constraints. Combine freely on https://guidekin.com/mexico/cancun/: | Group | Parameters | Values | |---|---|---| | Language of the tour | `language` | any ISO 639-1 code an operator lists, e.g. en, es, fr, de, it, pt, ru, uk, tr, hi. 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