TDI Cavern Diver
Ready to cross a water portal few have ever entered?
The TDI Cavern Diver Course is your passport to a hidden world under the jungle’s crystal-clear water, mesmerizing haloclines, and ancient formations shaped over millennia. Beyond its natural beauty, this course serves as a gateway to the past.
You’ll explore spacious passages adorned with stalactites, stalagmites, and stone ceilings, always within the limits of natural light. As you refine your buoyancy and master key skills to become an autonomous diver, you’ll be swimming among stories frozen in time.
Prerequisites:
Plus
- 18 Years Old
- 25 Logged Dives
- Basic buoyancy control
- Optional Buoyancy Workshop
What makes Cavern Diving so interesting?
For thousands of years, these caverns have preserved prehistoric human remains, skeletons dated between 9,000 and 13,700 years old. Archaeological discoveries also include pottery, tools, and ceremonial artifacts from ancient Maya rituals.
Go even further back, and you’ll find fossils of giant sloths, mastodons, and other creatures from the Pleistocene era, silent witnesses to a world long gone.
This course doesn’t just teach you to dive safely under an overhead environment; it connects you to one of the planet’s most unique natural and cultural legacies.
Become a Stronger Diver
- Improve your buoyancy, gear control, and gas management
- Learn to handle problems calmly and safely
- Sharpen your focus and decision-making under pressure
- Train to move with confidence and precision in complex environments
All within a fun, professional, and safe setting. You’ll train through real-world simulations, on land and underwater, applying from day one everything you need to become a dependable and confident cavern diver.
LEAVE THE WORLD BEHIND
AND DIVE INTO THE VEINS OF THE EARTH
What Skills
Will You Learn?
- Navigation Awareness
- Proper Gas Management
- Finetune Buoyancy and Trim
- Hand and Light Signals for Underwater Communication
- Technical Equipment Configuration
- Problem Solving and Emergency Procedures
- Advanced Propulsion Techniques
- Stress Management and Psychological Considerations
Technical Background
and Context of
Cavern Diving
- History and Development of Cavern Diving
- Environmental Characteristics of Caverns
- Limitations and Boundaries of Cavern Diving
- Gas Management and Emergency Protocols
- Cavern Conservation and Safety Practices
Details

Dives:
1 open water dive and four cavern dives at a minimum of two different sites, plus land-based practice exercises.

Duration:
Minimum 3 days, but we move at your pace. Take the time you need to feel confident and secure.

Format:
Theoretical sessions, dry land simulations, and in-water drills with continuous feedback.

Certification:
TDI Cavern Diver.
Includes
- Transportation from Playa del Carmen, Puerto Aventuras, and Tulum.
- Nitrox 32%
- Cenote entrance fees
- Water, lunch, and snacks
price per day
Other costs
If you have a dive center and want us as your allies to run your operation in the Riviera Maya, contact us. We have special rates for you.
Ready to start your cave diving course in Playa del Carmen?
WhatsApp us or request a reservation to get started.
RELATED
COURSES
Yes, it’s technical. Yes, it’s demanding. But you’ve got to have fun!
RAZOR Open Water
Side-Mount Diver
Master sidemount diving skills with the world's most streamlined redundant system. Fine-tune your hydrodynamics, essential for diving in overhead environments
Intro to Cave Diving
Go beyond the natural light zone and build the skills and discipline needed to progress from Cavern Diver to the TDI Full Cave Diver course.
TDI Full Cave Diver
RAZOR Sidemount
Cave Diver
Go beyond the open water and progress into Razor Sidemount Cave Diver. Develop cave-specific sidemount skills and master the gear configuration with a Razor Sidemount Cave Instructor.
TDI Advanced Nitrox
Extend your no-deco limits and build the gas knowledge, confidence, and control that open the way to Deco Procedures,Extended Range, and Trimix.
TDI Deco Procedures
TDI Deco Procedures builds staged decompression planning, Advanced Nitrox gas-switching, and the foundation to progress into Extended Range and Trimix diving.