One of the most frequently asked questions by travelers online is: What are the 10 best things to do on Cat Ba Island, Vietnam? Below is the answer with the latest updated information.

Cat Ba Island, the largest island in Northern Vietnam’s stunning Halong Bay archipelago, is a captivating blend of limestone karsts, lush rainforests, and quiet fishing villages. A unique destination that balances natural beauty with cultural richness, Cat Ba offers an array of outdoor adventures for travelers looking to explore Vietnam’s wild side. Here’s a guide to the 10 Unforgettable Experiences You Can’t Miss on Cat Ba Island, Vietnam.

1. Go Swimming

The tropical waters around Cat Ba Island make it a perfect spot for swimming, especially during the warmer months from April to October. Cat Ba boasts several beaches ideal for a refreshing dip. Cat Co 1, Cat Co 2, and Cat Co 3 are the most popular beaches, each featuring soft white sand, calm waters, and spectacular views of the bay’s surrounding cliffs. These beaches are accessible from the main town, and Cat Co 1 and Cat Co 2 even have connecting trails along the coast for those wanting a beach-hopping experience. Mornings and late afternoons are the best times to swim when the waters are clear and crowds are minimal.

2. Go Kayaking

Kayaking at Tra Bau Area in Lan Ha Bay

One of the most thrilling ways to experience Cat Ba’s surroundings is by kayaking. Kayakers can paddle into narrow grottoes, around karst formations, and even through lush mangroves in the island’s quieter inlets. Lan Ha Bay, located just off Cat Ba, is a prime kayaking destination with calm, emerald waters dotted with small islands. Paddle your way through limestone caves like the Dark and Bright Caves, where kayakers can observe intricate rock formations up close. Kayaking tours are readily available in Cat Ba town, with guides to help even beginners navigate the waters safely.

3. Boat Cruise in Lan Ha Bay

Scarlet Pearl Cruises Lan Ha Bay

While Halong Bay may steal the spotlight, Lan Ha Bay—just south of Cat Ba Island—offers a more secluded, but equally stunning, experience. Taking a boat cruise in Lan Ha Bay is an unforgettable way to see the magnificent limestone karsts and small islets scattered throughout the bay. Many cruises include stops at floating villages, fishing spots, and deserted beaches where travelers can swim or relax in the sun. Opt for an overnight cruise to witness the sunset over the bay and experience the mesmerizing serenity of the area at night. The calm, picturesque waters and fewer crowds in Lan Ha Bay make it an ideal alternative to Halong Bay.

4. Cycle Around Viet Hai Village

Cycling through Viet Hai Village: Best things to do on Cat Ba Island

Nestled in the heart of Cat Ba National Park, Viet Hai Village offers a rare glimpse into traditional Vietnamese rural life. This small, remote village is accessible by boat or bicycle from the main town. The cycling journey takes you along scenic routes with lush greenery, rolling hills, and stunning mountains as a backdrop. Upon arrival, you’ll be greeted by friendly locals, traditional houses, and farms. Many visitors choose to enjoy a leisurely bike ride around the village, soak up the peaceful ambiance, and even try their hand at rice planting. A day in Viet Hai Village is a refreshing escape from the bustling tourist spots.

5. Trek Through Cat Ba National Park

For nature lovers, Cat Ba National Park is a must-visit. This protected area spans nearly half of Cat Ba Island and is a UNESCO World Biosphere Reserve. The park is home to a diverse range of flora and fauna, including the critically endangered Cat Ba langur. Multiple trekking trails cater to different fitness levels, but the most popular trek leads to the summit of Ngu Lam Peak. This viewpoint offers panoramic vistas of the island’s mountains and dense forests. Guided treks are recommended for those interested in learning about the park’s ecosystem, and some tours even offer an overnight camping option for a deeper immersion into nature.

6. Visit Cai Beo Fishing Village

Cai Beo floating village in Lan Ha Bay

Believed to be one of Vietnam’s oldest fishing villages, Cai Beo floating village offers visitors a fascinating cultural experience. Situated near Cat Ba town, Cai Beo is a floating village where residents live in houses on stilts, surrounded by fish farms. Visiting this village provides insight into the island’s fishing traditions and a way of life that has remained largely unchanged for centuries. Boat tours typically include a stop at Cai Beo, where you can interact with locals, observe fish farming techniques, and even sample fresh seafood. The village’s floating market is a highlight, where you can watch the locals barter and exchange goods right on the water.

7. Go Squid Fishing

Squid fishing is a popular nighttime activity on Cat Ba, offering a glimpse into the island’s traditional fishing culture. Several local operators organize evening fishing excursions where travelers can try their hand at catching squid using special fishing rods and lines. The boat crew will demonstrate the technique, and if you’re successful, you may even get to taste your catch right on the boat, grilled fresh on board. This activity is best enjoyed in the summer months, with cooler evenings and calm seas creating an ideal fishing experience. Watching the lights of other squid-fishing boats dotted across the bay is a beautiful sight in itself.

8. Rock Climbing

Cat Ba has gained a reputation as a top rock climbing destination, thanks to its stunning limestone cliffs. The island offers multiple climbing sites, ranging from beginner-friendly routes to more challenging walls for experienced climbers. Popular climbing areas include Butterfly Valley and the limestone cliffs around Lan Ha Bay. For those new to climbing, guided climbing excursions are available, providing the necessary equipment and safety instructions. Rock climbing in Cat Ba is not only an adrenaline-pumping activity but also provides climbers with unique vantage points and breathtaking views of the bay and surrounding landscapes.

9. Explore Caves

Trung Trang Cave in Cat Ba National Park

Cat Ba’s limestone terrain is dotted with impressive caves that are worth exploring. Hospital Cave, one of the most famous on the island, served as a secret hospital and safe house during the Vietnam War. This three-story structure, carved directly into the mountainside, includes an operating theater, numerous rooms, and even a cinema. For a natural cave experience, head to Trung Trang Cave, a fascinating 300-meter-long cave with stunning stalactites and stalagmites. Guided tours often share stories about the history and legends associated with these caves, offering an intriguing look at the island’s past.

10. Admire the Sunset at Cannon Fort

One of the most iconic activities on Cat Ba Island is watching the sunset from Cannon Fort. Perched 177 meters above sea level, this historic military fort was built by the Japanese during World War II. Today, it offers one of the best viewpoints on the island, with panoramic views of Cat Ba town, Lan Ha Bay, and the surrounding karst formations. The fort itself is a piece of history, with old bunkers, cannons, and tunnels still intact. Many visitors head to Cannon Fort in the late afternoon to watch the sun dip below the horizon, casting a golden glow over the bay—a sight that’s not to be missed.

Conclusion for 10 Best Things To Do in Cat Ba Island, Vietnam

Cat Ba Island’s allure lies in its combination of outdoor activities, stunning natural landscapes, and cultural experiences. Whether you’re a thrill-seeker, a nature enthusiast, or someone seeking tranquility, Cat Ba has something to offer. From kayaking around secluded bays to exploring ancient caves and observing traditional fishing life, Cat Ba Island is a destination that promises adventure and relaxation in equal measure.

Vu Hoang Anh

I love traveling and have been working in tourism industry since 1996. Vietnam is my homeland so I would like to share with you my experience to discover this destination best!