Tai Keo on Lan Ha Bay is a famous kayaking spot featuring pristine caves, crystal-clear water, and stunning limestone scenery, offering a unique adventure for visitors exploring Cat Ba Island.
1. Overview of Tai Keo Cave – A Hidden Gem in Lan Ha Bay
Among hundreds of limestone islands scattered across Lan Ha Bay, Tai Keo Cave stands out as a truly special destination for travelers who love exploring nature by kayak. Unlike the bustling central area of Ha Long Bay or overcrowded check-in spots, Tai Keo Cave offers a sense of raw beauty, tranquility, and untouched charm—a true “hidden paradise” in the bay. Located within Lan Ha Bay, part of the Cat Ba Archipelago (Hai Phong), Tai Keo Cave is a water cave, meaning it can only be accessed and explored by kayak or small boats. This makes it especially appealing to travelers seeking eco-tourism experiences and slow travel, where nature takes center stage. More than just a cave, Tai Keo Cave is a perfect harmony of:
- Million-year-old limestone formations
- Calm, emerald-green waters
- A secluded space completely separated from the outside world

These elements have made Tai Keo Cave a famous kayaking destination in Lan Ha Bay, frequently featured in premium tours, luxury cruises, and nature-focused travel itineraries.
2. Where Is Tai Keo Cave? Location & Transportation Guide
2.1 Location of Tai Keo Cave
Tai Keo Cave is located in the central area of Lan Ha Bay. Due to its position among limestone islands, the cave cannot be accessed by land and is reachable only by waterway. It lies close to several well-known attractions such as:
- Ba Trai Dao Beach
- Bright Cave – Dark Cave
- Cai Beo Ancient Floating Village
2.2 How to Get to Tai Keo Cave
Travelers usually choose one of the following options from Cat Ba Town to Lan Ha Bay:
- Joining a day tour or overnight cruise on Lan Ha Bay
- Traveling by speedboat or cruise departing from Beo Wharf
Note: Visitors exploring Lan Ha Bay in general—and Tai Keo Cave in particular—are required to purchase an official Lan Ha Bay entrance ticket if traveling independently. Therefore, joining a guided Lan Ha Bay tour is the most optimal option to ensure safety and enjoy the best overall experience.

Lan Ha Bay
Why Is Tai Keo Cave the Most Loved Kayaking Spot in Lan Ha Bay?
3.1 A Unique Kayaking-Through-the-Cave Experience
The moment your kayak gently glides through the narrow cave entrance and opens into a peaceful inner lagoon is often described by travelers as the most memorable highlight of their Lan Ha Bay journey. Unlike kayaking on open water, at Tai Keo Cave visitors can:
- Paddle through the heart of a limestone cave
- Observe natural stalactites overhead
- Experience the dramatic change of light from darkness to brightness as they exit the cave
3.2 A Nearly Absolute Sense of Silence
As Tai Keo Cave is not a mass-tourism destination, it offers:
- Privacy and serenity
- No engine noise
- Only the soft sound of water touching the kayak
This peaceful atmosphere makes Tai Keo Cave especially popular among:
- International travelers
- Couples
- Visitors interested in photography, meditation, and nature immersion

3.3 Pristine Landscape, Free from Commercialization
Tai Keo Cave has seen almost no artificial construction, preserving its natural beauty:
- Crystal-clear water, where coral reefs and marine life can be seen beneath the surface
- Surrounding moss-covered limestone cliffs with naturally growing vegetation
4. Best Time to Explore Tai Keo Cave
4.1 Best Seasons of the Year
It is recommended to avoid windy or rainy days, as they may affect safety while kayaking. The ideal time to kayak at Tai Keo Cave is:
- March – June: Mild weather, calm sea, beautiful sunshine
- September – November: Less rain, fewer crowds
4.2 Best Time of Day
- Early morning (8:00–10:00 AM): Soft light, clear water, minimal waves
- Late afternoon (3:00–5:00 PM): Sunlight slanting through the cave entrance—perfect for photography

5. What Makes Kayaking at Tai Keo Cave Special?
5.1 Suitable Even for First-Time Kayakers
Tai Keo Cave is one of the calmest and safest kayaking areas in Lan Ha Bay, located in the bay’s core zone and protected by hundreds of limestone islands. There are no strong currents, making it ideal for beginners.Thanks to these measures, even travelers with no prior kayaking experience can join with confidence. Additionally, safety is well ensured with:
- Mandatory life jackets
- Professional tour guides
- 24/7 rescue and safety support
5.2 Multiple Activities in One Journey
Besides kayaking, visitors often combine:
- Swimming at secluded beaches
- Snorkeling and observing marine life
- Photography and check-in moments
- Visiting ancient floating fishing villages
- Night-time bioluminescent plankton hunting

6. Tai Keo Cave in Lan Ha Bay Tours
6.1 Lan Ha Bay Day Tours
Tai Keo Cave is a highlight stop in many Lan Ha Bay day tours departing from Cat Ba, such as:

Night kayaking to see plankton at Tai Keo cave
6.2 Overnight Cruise Tours
Tai Keo Cave is also a main kayaking spot in overnight cruise programs, including:
These cruises may depart from Cat Ba Island or Tuan Chau Marina and often feature 5-star overnight cruise experiences on Lan Ha Bay.

Bonita Overnight cruise
7. Essential Tips for a Safe and Complete Tai Keo Cave Experience
- Wear lightweight, quick-dry clothing
- Bring a waterproof bag for phones and cameras
- Always wear a life jacket while kayaking
- Follow the tour guide’s instructions
- Do not touch or break stalactites inside the cave
8. Preserving Tai Keo Cave – Sustainable Tourism in Lan Ha Bay
Lan Ha Bay in general, and Tai Keo Cave in particular, is being developed with a strong focus on sustainable tourism. Preserving the cave’s pristine beauty not only ensures its long-term existence but also provides better experiences for future generations. Visitors are encouraged to:
- Avoid littering
- Protect the marine ecosystem
- Minimize environmental impact

9. Conclusion: Tai Keo Cave – A Must-Do Kayaking Experience in Lan Ha Bay
If you are searching for a kayaking destination in Lan Ha Bay that offers peacefulness, untouched nature, and deep connection with the environment, Tai Keo Cave is the perfect choice. More than just a famous kayaking spot, Tai Keo Cave delivers a truly immersive experience—where humans and nature come together amid the stunning seascape of Lan Ha Bay.
