Situated within the calm waters of Lan Ha Bay, where the sea meets the sky and limestone formations rise from the ocean, a notable natural feature draws consistent attention: Turtle Island (Hòn Rùa). Though modest in scale, this rock formation stands out due to its distinct shape and cultural significance. It is frequently mentioned as a key point of interest on the route taken by Cat Ba Local Cruise, offering a recognizable landmark amid the bay’s wider geological landscape.
Why is it Called Turtle Island?
The name “Turtle Island” comes from its distinct geological form. Observed from afar, the rock formation rises from the surrounding blue waters, resembling a giant sea turtle moving gently across the bay. Its front section appears lifted like a turtle’s head, while the curved shape of its midsection mimics the shell, creating a naturally detailed resemblance that draws attention.

Turtle Islet, Lan Ha Bay
According to local fishermen, Turtle Island has long served as a recognizable reference point for navigation. It functioned as a “natural marker” guiding vessels venturing offshore. Additionally, some community members maintain a belief that the island holds spiritual significance, acting as a guardian presence for those navigating the surrounding waters.
The Beauty of the Natural Rock Formation
Turtle Island consists of ancient sedimentary rock that has been shaped over millions of years by natural elements such as wind and sea currents. Its exposed surface, featuring visible rock veins and moss, gives the formation a texture similar to that of a real turtle’s shell. On clear days, sunlight reflecting off the water creates a visual impression that the turtle is moving slowly through the bay.
The most common way to view Turtle Island in Lan Ha Bay is from the upper deck of a cruise ship. During sunrise or sunset, angled sunlight produces patterns of shadow and light that emphasize the rock’s unique form. Alternatively, images captured by drone or from a kayak provide a broader view, helping observers appreciate the formation in relation to the surrounding green waters.

Turtle Islet, Viewpoint from the Cruise
Legends and Symbolic Meaning
Folk Tales Related to the Name
According to local stories, a large sea turtle often showed up in this area long ago, guiding fishermen through dangerous weather. After one particularly strong storm, the turtle stopped appearing. People believe it turned into a rock formation to continue protecting Lan Ha Bay. Since then, residents have named the spot Turtle Island to remember the turtle as a symbol of safety at sea.
Symbol of Longevity and Protection for the Bay
The turtle’s image reflects both a link to the marine environment and a deeper symbolic meaning. In many Eastern traditions, turtles stand for stability, endurance, and long life. These associations match well with the calm atmosphere and enduring natural features found throughout Lan Ha Bay.
Geological Theory and the Impact of Wind, Waves, and Weather
From a geological point of view, Turtle Islet formed through long-term processes of weathering and erosion. Over time, wind from the sea, strong waves, and repeated storms gradually shaped its current form. This formation helps explain how natural forces continue to influence the landscape of Lan Ha Bay, where time and environment interact to produce notable changes.

The Unique Rock Formation of Turtle Islet
Role of Turtle Island in Lan Ha Bay’s Ecosystem
Turtle Islet provides a habitat for different seabird species, marine plants, and microscopic organisms like plankton. The waters surrounding the islet support favorable conditions for these life forms, helping maintain the ecological balance and biodiversity found in Lan Ha Bay.
Location and How to Get to Turtle Island Lan Ha Bay
Turtle Islet lies within the central area of Lan Ha Bay, positioned near the main route followed by many cruise vessels. Travelers departing from Got Pier or Ben Beo Pier (Cat Ba) can reach this site in about 30 to 45 minutes by boat. On the Heritage Cruises route, the islet usually appears midway through the journey, located near other notable

Turtle Islet – One of the most unique scenic spot in Lan Ha Bay
spots like Bright and Dark Cave and Ba Trai Dao Beach.
Others Activities to do in Cat Ba Island
- Lan Ha Bay – Ha Long Bay Full Day Cruise and Kayak from Cat Ba Town
- Sunset & Night Kayaking with Glowing Plankton from Cat Ba Town
- Perfect 2 Days 1 Night On Floating Homestay and Discover Beautiful Lan Ha bay from Cat Ba Town
Go Swimming
On a scorching summer day, the top list of things to do in Cat Ba Island is diving into the clear, blue waters of Cat Ba Beach. While the popular Cat Co beaches can get crowded, there are secret spots for a more peaceful swim. Tourists can hire boats to move to Monkey Island or Tung Thu Beach for example to enjoy the peaceful atmosphere and gentle waves.
In addition, for the adventurous, the wild beaches at Lan Ha Bay offer a chance to connect with nature. Whether it is tranquility or excitement you seek, being immersed in the sea here will be one of the most unforgettable experiences in your this green pearl island trip.

Go swimming on Lan Ha Bay
Check out Lan Ha Bay.
Next thing, tourists on the island often spend a day renting a boat to explore the wild beauty of Lan Ha Bay. Located in the south of Ha Long Bay, Lan Ha has many similarities with the world’s natural heritage, with the Rocky Mountains and small islands undulating all around. From the boat, visitors will easily recognize the strange shapes of the mountains that are given familiar names by the locals, such as Hon Guoc, Hon Rua…
You can rent a boat yourself or choose a Lan Ha Bay – Ha Long Bay Full Day Cruise and Kayak from Cat Ba Town tour organized by a company to both reduce costs and have a suitable exploration schedule.

Lan Ha Bay
Admire the Lan Ha Bay Sunset

Tourist admiring the Lan Ha Bay sunset from the cruise deck
Explore Cat Ba National Park.
The next thing to do is Cat Ba National Park, which is a stunning natural reserve in northern Vietnam, boasting over 26,000 hectares of lush greenery and rich biodiversity. It is home to many flora and fauna, including the critically endangered Cat Ba languor. Therefore visitors can embark on various hiking trails, explore dense forests, and enjoy scenic views from the park’s highest peaks.
Whether you’re a wildlife enthusiast or simply seeking a peaceful escape into nature, Cat Ba National Park definitely offers an unforgettable experience with its pristine environment and unique species. You can take a bus or ride a motorbike from Cat Ba Town to the national park, which takes only 30 minutes.

Ngu Lam Peak, Cat Ba National Park
Hike in natural forest.
A hike through the natural forests of Cat Ba is a refreshing experience. Moreover, the island’s dense, untouched forests feature towering trees, vibrant plant life, and a variety of wildlife. For instance, popular hiking routes like the one leading to Ngu Lam Peak offer spectacular panoramic views of the island and its surrounding bays. Whether you’re looking for a brief escape or a full-day adventure, whether you choose a short nature walk or a more challenging hike, the serene atmosphere and fresh air ultimately make it a perfect activity for nature lovers and adventure seekers alike.

Go hiking to the Navy Peak, Cat Ba National Park
Enjoy Freshing Cat Ba Seafood.
Cat Ba Island is a paradise for seafood lovers. Indeed, freshly caught from the surrounding waters, the seafood here is abundant and delicious. Moreover, restaurants offer a wide range of options, from grilled squid and steamed crabs to flavorful clams and prawns. So, don’t miss the chance to try some local specialties. With that in mind, with its rich and varied seafood dishes, dining right in the middle of the bay is sure to be a highlight of your trip.

The Fresh Cat Ba Seafood
For more detail information, reaching out to Cat Ba Food Tour: Top 5 Must-Try Dishes You Can’t Miss, recommended by Cat Ba Local!
Go Catching Squid
Squid fishing is a fun nighttime activity in Lan Ha Bay, offering a glimpse into the island’s fishing culture. Join a local boat tour as the sun goes down and set out on the calm waters with a rod and line. Under the guidance of experienced fishermen, you’ll learn how to catch squid, which are attracted by the boat’s lights. If you’re lucky, you might even get to enjoy your fresh catch prepared on board. It’s a unique, hands-on adventure perfect for those looking to experience the local way of life.

Night Squid Fishing
Soak in Viet Hai Village.
Tucked away in the heart of Cat Ba Island, Viet Hai Village offers a glimpse into rural life in Vietnam. To begin with, it is a peaceful escape that many travelers overlook. Moreover, surrounded by mountains and accessible via a picturesque trek or a boat ride, this secluded village is home to a small community living in harmony with nature. Visitors can explore the village’s traditional houses; furthermore, enjoy fresh home-cooked meals, and take in the breathtaking landscapes. In particular, the tranquility and authenticity of the village are what make it truly special. Altogether, it’s an ideal place to relax and immerse yourself in the island’s peaceful countryside, far away from the hustle and bustle of the town.

Cycling in Viet Hai Ancient Village
You have to take a boat to get here, which takes about an hour, or it’s already included in our Lan Ha Bay – Ha Long Bay Full Day Cruise and Kayak from Cat Ba Town.
Explore Trung Trang Cave
Trung Trang Cave is one of the most famous caves on Cat Ba Island, notably located within the Trung Trang Valley, right next to Cat Ba National Park. Stretching over 300 meters long, this cave is a fascinating natural wonder with impressive stalactites and stalagmites that have formed over thousands of years. As you explore the cave, you’ll feel like you’re stepping into an ancient world, with its cool interior and unique rock formations. Moreover, it’s also an easy adventure for all ages and ultimately a great way to learn more about the island’s geological history.

The entrance of Trung Trang cave
Kayak in Lan Ha Bay
Lan Ha Bay, adjacent to the more famous Ha Long Bay, is a hidden gem offering crystal-clear waters, dramatic limestone karsts, and secluded beaches. Kayaking is one of the best ways to explore this stunning bay, allowing you to paddle through peaceful lagoons and around towering cliffs. You can furthermore discover hidden caves, stop at small islets for a swim, or simply enjoy the serenity of the bay as you glide across the water. Whether you’re a seasoned kayaker or a beginner, this is an unforgettable way to experience the natural beauty of Lan Ha Bay.

Kayaking in Lan Ha Bay, especially in the sunset view
In conclusion, Cat Ba Island offers a wealth of experiences and attractions for every visitor, from its stunning natural landscapes to its numerous adventurous activities. Hopefully, the above suggestions of things to do in Cat Ba will help you decide what to do inthis green pearl island. Whenever you need assistance, just keep Cat Ba Local in mind for a seamless experience.
Contact Cat Ba Local now to start and chart your journey!