Top 10 best things to do in Cat Ba you shouldn’t miss

Discover the top 10 best things to do in Cat Ba, from kayaking in Lan Ha Bay to trekking lush jungles and enjoying local seafood. Perfect guide for your trip!

Introduction

Cat Ba Island is often described as the perfect blend of adventure, nature, and relaxation. From breathtaking bays and lush jungles to hidden caves and vibrant local culture, there’s no shortage of incredible activities here. If you’re wondering what to put on your travel bucket list, this guide covers all the best things to do in Cat Ba so you can make the most of your island getaway.

Top 10 best things to do in Cat Ba you shouldn’t miss

1. Explore Lan Ha Bay

Lan Ha Bay is the true gem of Cat Ba. With its emerald-green waters and hundreds of limestone karsts rising dramatically from the sea, the bay offers scenery that is every bit as breathtaking.

Kayaking on Lan Ha bay

Visitors can enjoy Cat Ba kayaking through quiet lagoons, swimming in secluded coves, or simply relaxing on the deck of a boat cruise. Along the way, you’ll encounter many natural wonders and striking rock formations that highlight the bay’s unique beauty. In short, Lan Ha Bay is an unmissable destination that perfectly captures the magic of Northern Vietnam.

2. Trek through Cat Ba national park

Trekking at Cat Ba national park

Nature lovers will be in awe of Cat Ba National Park, home to a vast network of trails winding through tropical forests and limestone mountains. The park protects unique wildlife, including the endangered Cat Ba langur, one of the rarest primates in the world.

One of the most rewarding hikes is the trail up to Ngu Lam Peak, where panoramic views stretch across lush valleys and the sparkling sea. The trek can be a little challenging in parts, but the scenery makes every step worth it. Cat Ba trekking is an unmissable way to experience the island’s natural beauty up close.

3. Witness bioluminescent plankton at night

Witness bioluminescent plankton at night

One of the most magical experiences on Cat Ba is witnessing the sea sparkle with bioluminescent plankton at night. These tiny organisms glow when disturbed, turning the water into a twinkling blue wonderland.

The best way to see them is by joining a night kayaking tour. As you paddle, each stroke of your oar lights up the water around you—it feels like drifting through a starry sky. It’s an otherworldly adventure that you won’t easily forget and definitely one of the most unique things to do on the island.

4. Relax at Cat Co beaches

After days of exploring, nothing beats unwinding at the Cat Co beaches. The island has three main beaches—Cat Co 1, Cat Co 2, and Cat Co 3—each with its own personality.

Relaxing at Cat Co beach

Cat Co 1: Bustling and lively, perfect if you want amenities close by.
Cat Co 2: Quieter, ideal for couples or travelers looking to relax.
Cat Co 3: Family-friendly with shallow waters for safe swimming.

Whether you’re sunbathing on soft sand, taking a dip in turquoise waters, or sipping a cold drink with your toes in the sand, the Cat Ba beaches offer the perfect place to slow down and recharge.

5. Try local seafood & nightlife in Cat Ba town

No trip to Cat Ba is complete without indulging in its fresh seafood. From grilled mantis shrimp and geoduck clams to steaming bowls of crab noodle soup, the island’s culinary scene is a paradise for foodies.

After dinner, stroll through Cat Ba Town, where you’ll find lively bars, waterfront cafés, and live music venues. It’s the best spot to mingle with other travelers and soak up the island’s laid-back nightlife vibe.

6. Visit Hospital cave

Hospital Cave Cat Ba

History buffs will love exploring Hospital Cave Cat Ba, a fascinating relic from the Vietnam War. Built inside a limestone mountain, this hidden complex once served as both a safe hospital and a strategic military base.

Walking through its dimly lit chambers feels like stepping back in time. You’ll see old operating rooms, living quarters, and even a cinema hall carved into the rock. It’s a remarkable reminder of the island’s resilience during wartime, and it adds a unique layer of depth to your trip. For those who enjoy both history and adventure, Hospital Cave is a highlight not to be missed.

7. Visit Viet Hai village

Cycling in Viet Hai village

Tucked deep inside Cat Ba National Park, Viet Hai Village offers a refreshing break from the busy town. The journey there—by trekking, cycling, or boat—is half the adventure, taking you through lush valleys and quiet trails.

Once you arrive, you’ll find a small community living much like they did decades ago. Travelers can stay in homestays, taste authentic local dishes, and even join in traditional farming activities. This is eco tourism in Cat Ba at its best: peaceful, authentic, and deeply connected with nature.

8. Adventure activities: rock climbing & diving

Rock climbing

If you’re an adrenaline seeker, Cat Ba is a dream playground. The island is a hotspot for rock climbing, with limestone cliffs rising dramatically above the sea. For something different, try diving or snorkeling. The waters around the island are home to coral reefs and colorful marine life, making it a fantastic spot for underwater exploration. Simply put, when it comes to adventure in Cat Ba, the options are endless.

9. Go squid fishing in the evening

Go squid fishing in the evening

For a more laid-back but memorable activity, join a local boat trip for night squid fishing. Under the glow of lanterns, you’ll cast your line into the dark waters and wait for the squid to bite.

Even if you’re not lucky enough to catch one, the experience of being out at sea under a sky full of stars is worth it. Some tours will even cook your catch right on board, giving you the freshest seafood meal you’ll ever have.

10. Visit Cai Beo fishing village

Cai Beo floating fishing village

Often considered the oldest floating fishing village in Vietnam, Cai Beo Village offers a glimpse into traditional life on the water. Wooden houses float gently on the bay, connected by narrow walkways and boats.

A visit here is both cultural and scenic—you’ll meet friendly locals, see how fish and seafood are farmed, and enjoy stunning bay views along the way. It’s an authentic side of Cat Ba that adds depth to your island experience.

Travel Tips for First-Time Visitors

How to get there: From Hanoi, take a bus to Hai Phong, then a ferry or speedboat to Cat Ba. Total travel time is about 3–4 hours.
Best time to visit: March–May and September–November, when the weather is pleasant and crowds are smaller.
Where to stay: Options range from luxury resorts and boutique hotels to budget hostels and cozy homestays.
Practical tips: Bring cash as ATMs are limited, pack light clothes and good walking shoes, and don’t forget sunscreen and a reusable water bottle.

Conclusion

Cat Ba Island is the kind of place that stays with you long after you’ve left. From the emerald waters of Lan Ha Bay to the quiet charm of Viet Hai Village, the island delivers unforgettable experiences for every type of traveler. If you’re planning a trip, allow at least two to three days to truly enjoy all the best things to do in Cat Ba—it’s a destination you’ll be glad you didn’t miss.

If you’d like to explore Cat Ba Island, feel free to contact Cat Ba Du Ky Travel at +84 989 745 338 for travel advice. You can also check out our full-package Cat Ba tours below: