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The Origin of Cenotes and the Best Ones for Snorkeling in Cancún

30 May, 2025

The Origin of Cenotes and the Best Ones for Snorkeling in Cancún

Cancún, located on Mexico’s Yucatán Peninsula, are famous for their stunning cenotes. These freshwater sinkholes, formed over thousands of years, offer a unique experience for nature lovers and ecotourists alike. In this article, we’ll explore how cenotes were formed and highlight the best ones for snorkeling in the region.

 

 What Is a Cenote?

The word “cenote” comes from the Mayan term dzonot, meaning “sacred well.” These natural sinkholes are created when the ceiling of a limestone cave collapses, revealing groundwater pools. The entire Yucatán Peninsula is primarily composed of porous limestone, which allows water to erode the rock and form underground rivers and cenotes.

For the ancient Mayan civilization, cenotes were not only essential sources of freshwater but also held great spiritual significance. Many rituals and offerings were made in cenotes, especially those considered entrances to the underworld.

 

Types of Cenotes

There are several types of cenotes, each offering different kinds of experiences:

  • Open Cenotes: Completely exposed to the sky, often surrounded by lush vegetation.
  • Semi-Open Cenotes: Partially covered, with natural openings allowing light to filter through.
  • Cave Cenotes: Underground and fully enclosed, offering a mystical and intimate environment.

 

Best Cenotes for Snorkeling in Cancún

These are the top cenotes for snorkeling, known for their crystal-clear water, fascinating formations, and abundant wildlife:

 

1. Cenote Dos Ojos (Two Eyes Cenote)

Located near Tulum, this cenote is famous for its two connected sinkholes resembling a pair of eyes. The water is incredibly clear, and the cave system is vast, making it perfect for both snorkeling and cave diving. It’s one of the most popular cenotes for underwater photography due to the mesmerizing light rays and limestone structures.

Cenote Dos Ojos

 

 

2. Gran Cenote

Just outside of Tulum, Gran Cenote is ideal for families and beginner snorkelers. The shallow waters are filled with turtles, small fish, and intricate rock formations. Wooden platforms make entry easy, and parts of the cenote are covered, offering both open and cave experiences.

Gran Cenote

 

 

3. Cenote Azul

Close to Playa del Carmen, Cenote Azul is known for its vibrant turquoise water and naturally divided shallow and deep areas. Perfect for relaxing, cliff-jumping, and snorkeling, it’s a favorite among locals and tourists alike.

Cenote Azul

 

 

4. Cenote Jardín del Edén (Garden of Eden Cenote)

Located near Puerto Aventuras, this open-air cenote is surrounded by jungle. Its name is fitting, as it feels like a hidden paradise. The cenote is wide and deep, offering ample space for snorkeling among fish and submerged rock formations.

Cenote Jardín del Edén

 

 

5. Cenote Manatí (Casa Cenote)

Uniquely located between the jungle and the ocean, Casa Cenote offers a mix of freshwater and saltwater due to its proximity to the coast. The halocline (where salt and freshwater meet) creates fascinating underwater visuals. Snorkelers can spot mangrove roots, small fish, and sometimes even a friendly crocodile nicknamed “Panchito.”

Cenote Manati

 

 

6. Cenote Chac Mool

Near Playa del Carmen, this cenote is slightly more off-the-beaten-path. Known for its crystal-clear water and peaceful surroundings, it’s great for experienced snorkelers looking to avoid large crowds. Its name means “Red Jaguar” in Maya, referencing ancient mythological guardians.

Cenote Chac Mool

 

 

7. Cenote Zapote

Located in Puerto Morelos, this park offers very different but equally charming experiences as it has 2 open cenotes and 2 closed cenotes which are very diverse from each other, making your visit a unique experience.

Cenote Zapote

 

 Tips for Visiting Cenotes

  • Bring Your Own Gear: While many cenotes rent snorkel equipment, it’s best to bring your own for hygiene and comfort.
  • Use Eco-Friendly Sunscreen: To protect the delicate ecosystems in cenotes, always use biodegradable sunscreen — or better yet, rinse off before entering.
  • Follow Local Guidelines: Respect signs and staff instructions to help preserve these natural wonders.
  • Arrive Early: Many cenotes get crowded by midday. Arriving early ensures a peaceful experience and better lighting for underwater photography.

 

Wildlife in Cenotes

While snorkeling in cenotes, you may encounter:

  • Small freshwater fish
  • Turtles
  • Crabs and shrimp
  • Bats (in cave cenotes)
  • Birds nesting near the water
  • Rarely, harmless freshwater crocodiles (like in Casa Cenote)

These cenotes offer a safe and enriching way to connect with nature and the ancient world of the Maya.

 

Conclusion

Cenotes are more than just natural swimming holes — they are windows into the geological and cultural history of the Yucatán Peninsula. Whether you’re a seasoned snorkeler or a curious traveler, exploring cenotes is a must-do activity in Cancún and the Riviera Maya.

From the mystical caves of Cenote Dos Ojos to the vibrant blue waters of Cenote Azul, each destination offers a unique and unforgettable underwater experience. Remember to travel responsibly, support local communities, and protect these sacred sites so future generations can continue to enjoy them.

Ready to dive in?
Book a tour or grab your snorkel and explore the hidden aquatic treasures of the Riviera Maya!

 

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