13 Impressive Islands in Ha Long Bay You Should Visit

When people think of the islands in Ha Long Bay, they immediately envision a natural masterpiece—a seascape dotted with thousands of majestic limestone karsts rising from emerald waters.

But beyond its awe-inspiring scenery, Ha Long Bay is also a paradise for lovers of eco-tourism, cave exploration, and authentic fishing village culture.

If you're searching for a destination that combines turquoise seas, white sands, and a sense of mystique, then the 13 islands below are guaranteed to leave you enchanted.

13 Enchanting Islands You Must Visit in Ha Long Bay

Quan Lan Island

Located within the Bai Tu Long Bay archipelago, Quan Lan Island belongs to Van Don District and was once home to Vietnam’s first bustling seaport in the 12th century. Spanning around 15 square kilometers and stretching 20 kilometers in length, the island is home to long-established communities while still retaining an exceptionally unspoiled charm.

Visitors to Quan Lan can bask in the pristine waters and soft white sands of Son Hao, Minh Chau, and Quan Lan beaches. The island also preserves traces of its rich history, such as Quan Lan Pagoda (Linh Quan Tu) and the Nghè Quan Lan Shrine—dedicated to the local guardian who once protected these seas.

One particularly striking feature is the island’s eastern mountain range, which forms a natural barrier shielding the inhabitants from oceanic winds and waves. Quan Lan is also renowned for its smooth quartz sand beaches—the key ingredient in crafting premium-quality glass.

If you're looking for a destination that is both serene and scenic, with a hint of nostalgia, Quan Lan is truly a hidden gem.

Nestled in the heart of the sea, Quan Lan Island is like a small, tranquil jewel—an oasis of peace that quietly captivates all who visit.

Ti Top Island

Roughly 8 kilometers southeast of Bai Chay Pier, Ti Top Island is not only known for its natural splendor but also for its historical significance. The island is named after Soviet cosmonaut Gherman Titov, who visited the site in 1962 alongside President Ho Chi Minh.

Ti Top boasts a unique topography—with steep cliffs on one side and a crescent-shaped white sand beach gently curving along the other. The water here remains crystal-clear year-round, making it an ideal spot for swimming, kayaking, snorkeling, and other water activities.

In addition to its breathtaking landscape, the island offers well-developed tourist services, including parasailing, jet ski rentals, and beach bars—perfect for both adventure and relaxation.

During peak season, Ti Top buzzes with activity as visitors flock to its shores, climb to the island’s summit, and marvel at panoramic views of Ha Long Bay. For those seeking both exploration and leisure, Ti Top is a must-visit destination.

With its crescent-shaped beach and sweeping views from the mountaintop, Ti Top Island is a picturesque jewel amidst the waters of Ha Long Bay.

Ba Mun Island

Part of the Bai Tu Long National Park ecosystem, Ba Mun Island is one of the region’s most untouched and mysterious islands. Spanning 1,800 hectares, it retains a near-pristine primary forest—home to a wide array of rare and endangered species.

Located directly across from Quan Lan Island, Ba Mun is easily accessible. A 45-minute speedboat ride from Cai Rong Port (Van Don) is all it takes to reach this enchanting natural haven.

Also known locally as Cao Lo Island—due to the early discovery of rare animals—Ba Mun features a remarkable contrast between its two coasts:

• The eastern shore is pounded by powerful waves crashing against rugged cliffs, creating a raw and dramatic seascape.
• The western shore, by contrast, is calm and mirror-like, offering a peaceful retreat.

Ba Mun is also known for its ecological marvels. Here, travelers might encounter the rare Paphiopedilum (Lady’s Slipper Orchid), once thought extinct but still blooming quietly in the forest. Hidden streams meander through ancient trees, forming crystal-clear creeks and sustaining a unique, vibrant ecosystem.

As part of a vital nature reserve, visitors to Ba Mun are required to respect conservation rules—leaving no trace and preparing thoroughly for forest treks.

With its untouched wilderness and rich biodiversity, Ba Mun Island offers an unparalleled experience for nature lovers and adventurous souls alike.

Ba Mun enchants visitors with its ancient forest, unspoiled beaches, and the quiet magic of a world rarely touched by human hands.

Cat Ba Island

As one of the largest and most beautiful islands in northern Vietnam, Cat Ba has earned a reputation for its perfect harmony of rugged natural beauty and ecological diversity. Half of the island is part of Cat Ba National Park—the first conservation area in Vietnam to encompass both terrestrial and marine ecosystems.

This is a dream destination for outdoor enthusiasts who enjoy mountain climbing, forest trekking, and cycling.

Don’t miss these experiences on Cat Ba:

• Swimming & snorkeling: The famous Cat Co 1, 2, and 3 beaches boast powdery white sand and crystal-clear waters. For those curious about marine life, the surrounding coral reefs offer unforgettable snorkeling experiences.
• Exploring local culture: Cycle along winding coastal roads and visit Viet Hai fishing village, where the traditional way of life has been preserved for generations.
• Historical sightseeing: History buffs will enjoy exploring sites such as Hospital Cave (a wartime emergency hospital), Trung Trang Cave, Hoa Cuong Cave, and Cannon Fort, which offers a sweeping view of Lan Ha Bay from above.

One of the most memorable aspects of visiting Cat Ba is getting around the island. Rent a motorbike or bicycle and cruise along scenic routes flanked by towering limestone cliffs on one side and expansive sea views on the other. It’s an experience that lingers long after the journey ends.

Cat Ba Island is a breathtaking blend of soaring cliffs and ancient forests—a spectacular paradise cradled by the Gulf of Tonkin.

Thẻ Vàng Island

Nestled within the archipelago of Thang Loi Commune, Van Don District, Thẻ Vàng Island stands out as one of the rare soil islands that harmoniously blends unspoiled natural beauty with a distinctive spiritual and cultural heritage. Located about 13 kilometers by sea from Vung Duc Port (Cam Pha), it is an ideal getaway for those seeking a tranquil coastal retreat without traveling too far.

Thẻ Vàng captivates visitors not only with its pristine beach, fine white sand, and crystal-clear water but also with its historically significant spiritual sites such as Toa Son Temple, Duyen Phuc Pagoda, and the Fairy Well (Gieng Tien). It is a destination where travelers can both unwind and explore the rich religious and cultural traditions of the coastal communities.

Beyond its value as a restful retreat, the island offers a serene and intimate connection with nature. If you’re visiting Van Don, don’t miss the chance to stop by Thẻ Vàng and fully immerse yourself in the captivating scenery of Bai Tu Long Bay.

Thẻ Vàng Island is an ideal haven for those seeking tranquility amidst majestic natural surroundings.

Soi Sim Island

Located in the southwest of Ha Long Bay, just 700 meters from Ti Top Island, Soi Sim is a relatively new tourist destination that’s increasingly attracting visitors thanks to its untouched beauty and unique ecosystem.

Covering an area of approximately 8.7 hectares, Soi Sim was formed hundreds of millions of years ago and features a distinctive geological structure. Most of the island is covered in weathered feralit soil, fostering a rich and diverse plant ecosystem, especially the wild sim (rose myrtle) trees from which the island takes its name.

With two peaks around 100 meters high connected by a valley, Soi Sim boasts breathtaking natural scenery and a beautiful, secluded beach.

Why you shouldn't miss Soi Sim Island:

• Unlike more crowded tourist spots, Soi Sim offers peace and quiet—perfect for enjoying nature without interruption.
• The beach is not only clean and clear but also largely untouched, offering a closer connection to the natural environment.
• Visitors can savor fresh seafood caught and prepared by local fishermen right on the island.
• The island is currently being developed into an eco-tourism center, with eco-lodges and nature-based entertainment zones expected to make it even more attractive in the near future.

If you're seeking a peaceful island near Ha Long Bay that retains its pristine charm, Soi Sim is the perfect choice. A visit will leave you refreshed by the pure sea breeze and enchanted by its vibrant natural beauty.

Soi Sim Island is famed for its turquoise waters and untouched native vegetation.

Bo Hon Island

Bo Hon is one of the largest islands in Ha Long Bay, located right at the heart of this UNESCO World Heritage Site. Just 10 kilometers from Ha Long International Cruise Port and about 12 kilometers from Tuan Chau Port, Bo Hon is a must-visit for nature lovers and adventure seekers alike.

Spanning 3.8 square kilometers with its highest peak rising to 189 meters, Bo Hon is home to a spectacular network of caves and grottoes along the popular sightseeing route No. 2 of the bay. The island is famed for housing some of the most magnificent caves in Ha Long:

• Sung Sot Cave: One of the largest and most impressive caves in Ha Long, often compared to a palace underground.
• Luon Cave: Where visitors can kayak beneath breathtaking limestone arches.
• Trinh Nu & Trong Caves: Connected to a poignant legend of star-crossed lovers.
• Ho Dong Tien (Fairy Lake): A stunning lake encircled by towering rock cliffs.

Beyond its majestic landscape, Bo Hon boasts a rich ecosystem. Towering limestone mountains stand like natural ramparts, creating a dramatic backdrop. The island is home to rare plants like banyan trees, cycads, and orchids, as well as diverse wildlife including monkeys, deer, and mountain goats.

Even a single visit to Bo Hon is bound to leave a lasting impression, inspiring you to return and further explore its natural wonders.

Bo Hon Island is distinguished by towering limestone cliffs, enchanting caves, and emerald waters.

Co To Island

When it comes to the most beautiful islands in the Gulf of Tonkin, Co To consistently ranks among the top. With azure seas, powdery white sand, and golden sunshine, the island exudes a poetic charm that enchants even the most discerning travelers.

Located to the east of Van Don Island District, Co To covers 47.3 square kilometers and is home to over 4,900 residents. Historically known as Chang Son (Men’s Mountain), it served as a shelter for fishing boats from the Northeast. Once plagued by piracy and left uninhabited, Co To only began to flourish after the area was secured and settlers gradually returned.

The Co To archipelago consists of around 50 islands, with the most notable being:

• Thanh Lan: A large island blanketed in verdant orange groves, offering a peaceful and scenic landscape.
• Co To Main Island (Co To Lon): The tourism hub of the region, featuring beautiful beaches and bustling fishing villages.
• Co To Con: An uninhabited island famed for its pristine beaches, ideal for swimming and enjoying complete tranquility.

Co To is not only a paradise for beach lovers but also a serene escape for those seeking peace amidst nature. Once you’ve experienced the charm of Co To, it’s hard to say goodbye.

Co To Island’s fine white sands and dreamlike scenery make it feel like a living canvas of natural poetry.

Ngoc Vung Island

Situated between the small rocky islets of Hon Net and Phuong Hoang, Ngoc Vung Island remains a serene and untouched destination in the heart of the Gulf of Tonkin. A part of Van Don District, the island lies apart from the mainland, offering a peaceful escape and an authentic glimpse into the life of a traditional fishing village.

Once relatively unknown, Ngoc Vung has seen an increase in visitors in recent years thanks to its pristine beauty and fresh, clean air. Though small, the island boasts a complete landscape: beaches, lakes, rivers, plains, and a port—like a miniature coastal village nestled within a vast island setting. The local population is around 1,000 people, known for their warmth and hospitality. To fully experience the island’s serenity, consider a homestay with locals and enjoy freshly prepared seafood meals.

A charming way to explore the island is by renting a bicycle or tuk-tuk to leisurely circle its tree-lined roads, visit the expansive beaches, and soak in the peaceful rhythms of island life. Don’t forget to stop by Truong Chinh Beach, where smooth white sands and pristine waters await in a truly picturesque setting.

If you're looking to escape the noise and bustle of urban life, Ngoc Vung Island offers the perfect place to relax and reconnect with nature.

Ngoc Vung captivates with its clear waters and rare, tranquil charm.

Tuan Chau Island

Just 2 kilometers from downtown Ha Long, Tuan Chau Island is one of the region’s most developed tourism areas, drawing millions of visitors annually with its world-class entertainment and resort facilities. Spanning over 400 hectares, it is connected to the mainland by a 2-kilometer-long paved road for easy access.

Upon arrival, guests are greeted by a series of upscale villas and 3–5-star hotels, along with a variety of exciting activities. For beach lovers, the island offers expansive man-made beaches with silky white sand and clear waters—perfect for relaxation.

Unmissable experiences on Tuan Chau Island:

• Try your hand at thrilling water sports such as jet skiing, parasailing, surfing, kayaking, or simply go fishing at sea.
• Visit the modern amusement park featuring dolphin shows, musical fountains, and a large play area for children—suitable for all ages.
• Tuan Chau is also a culinary paradise with fresh seafood dishes prepared in both traditional and contemporary styles. Don’t miss specialties like grilled lobster, tamarind crab, beer-steamed mantis shrimp, or the renowned Ha Long squid cakes.

Combining blue seas, white sands, luxurious resorts, and dynamic entertainment, Tuan Chau is the perfect destination for a memorable getaway with family and friends. Once you set foot here, you may never want to leave!

Tuan Chau is the ultimate stopover for nature lovers and thrill-seekers alike.

Cong Do Island

Located in the southeastern part of Ha Long Bay, about 25 km from Bai Chay Port, Cong Do Island lies within the Bai Tu Long Bay area—part of the World Natural Heritage site. Covering an area of 23.3 km² with a peak elevation of 172 meters, this island not only boasts pristine natural landscapes but also hosts one of the region’s richest marine ecosystems.

The most remarkable feature of Cong Do Island is its diverse coral reef ecosystem, particularly in the southwestern waters. Here, coral reefs stretch over 700 meters in length and 300 meters in width, home to rare species such as red and horn corals. This vibrant underwater world is also inhabited by ornamental fish, seahorses, shrimp, crabs, and squid—making it an exceptional site for diving enthusiasts.

In addition, visitors can explore the island's winding coves by kayak or go hiking to take in panoramic views of the bay’s unspoiled scenery. Breathing in the crisp ocean air and savoring the salty breeze offers a truly unforgettable escape into nature.

Cong Do Island is an ideal stop for those who seek to explore the majestic beauty of Ha Long Bay.

Cong Tay Island

Situated off the coast of Bai Tu Long Bay and about 40 km from the center of Ha Long – Bai Chay, Cong Tay Island remains a hidden gem. While other islands have become familiar destinations, Cong Tay retains its untouched charm—like a "Cinderella" stepping out from a fairy tale.

In the past, Cong Tay Island saw little to no human presence. Today, however, it has been thoughtfully developed into an eco-resort destination, offering a perfect setting for relaxation. What sets the island apart is the harmony between its pristine ecosystem and well-planned tourism amenities.

As you stroll along its red brick paths, you'll pass rows of tall coconut trees lining the way. Beneath the shade are hammocks gently swaying in the breeze—creating a tranquil atmosphere perfect for reading, sipping tea, and enjoying the sea air.

Cong Tay is an ideal retreat for those seeking to escape urban life and unwind in the serenity of nature.

Reu Island

Just 600 meters from Bai Chay, Reu Island may be small in size but is often dubbed a "miniature Dubai" for its stunning scenery and biodiversity. Its most distinctive feature is its population of wild monkeys—over 1,000 of them—which has earned it the affectionate nickname “Monkey Island.”

Visitors can get up close, observe, and even interact with these playful creatures, making for a delightfully memorable experience. In addition to its wildlife, the island’s picturesque landscapes are a major highlight. Watching the sunrise or sunset from Reu Island is especially magical, as the sunlight dances on the water’s surface to create a breathtaking natural spectacle.

Once a secluded island, Reu has now been developed by Vinpearl into a high-end resort destination with luxurious services. Despite this, its proximity to the mainland makes it easy for travelers to combine their visit with other nearby attractions such as SunWorld Ha Long, Tuan Chau Island, Ocean Park, and Bai Chay Bridge—all just 10 to 15 minutes away.

If you're looking for a destination that blends wild nature with upscale comfort, Reu Island is an excellent choice.

Each island in this list holds a unique charm and allure—from the vibrant energy of Tuan Chau to the rugged wilderness of Ba Mun, and the tranquil beauty of Ngoc Vung. Just one journey is enough to understand why this place is called a “wonder among the wonders”—a destination that deserves a spot on every nature and travel enthusiast’s bucket list.