Nestled in the northern reaches of Vietnam, Lan Ha Bay emerges as a stunning gem, boasting over 100 small and uninhabited sandy beaches reminiscent of "blue straits." These pristine sandy shores stretch gracefully between towering limestone cliffs, offering idyllic spots that are quiet and free from the tumult of large waves. As such, they stand as a sanctuary for those seeking relaxation and adventure. The tranquil waters here make it the perfect locale for swimming, all while cocooned in the breathtaking beauty of nature. 


In May 2020, Lan Ha Bay received international recognition when the World's Most Beautiful Bays Club Association bestowed upon it the prestigious title of one of the most beautiful bays in the world. This accolade not only highlights the bay's stunning landscapes but also its growing reputation as a must-see destination for travelers venturing to Cat Ba Island.



  • The Beauty of the Seasons

Lan Ha Bay experiences a variety of captivating seasons, each bringing its own charm and allure. The weather here typically follows the Northern climate pattern, revealing unique experiences throughout the year. The summer months of May to August usher in a vibrant atmosphere marked by calm seas, clear skies, and abundant sunshine. During this period, the bay bustles with activity as visitors flock to enjoy swimming, yachting, and exploring the natural wonders that abound.

As summer transitions to fall, the months from September to November introduce a tranquil ambiance to Lan Ha Bay. The landscape transforms, offering cool breezes and a serene environment that appeals to those yearning for a peaceful retreat. Though the hustle of summer fades, this period still allows for refreshing swims and leisurely explorations. The remaining months of the year present opportunities for adventurers to immerse themselves in the lush forests and breathe in the crisp, fresh air that invigorates the spirit.



  • Discovering Hang Luon

One of Lan Ha Bay's most enchanting features is Hang Luon, a unique cave that invites exploration. Positioned amidst a cluster of secluded islands within the bay, the cave opens to the sea through a narrow entrance approximately 4 meters wide and 3 meters high, extending 100 meters in length. As visitors glide into this brackish water lake, they are surrounded by dramatic cliffs rising steeply, creating a sense of serenity and seclusion over an area of around 1 square kilometer.


The walls of Hang Luon bear witness to history with fossilized freshwater snail shells still visible, a remarkable testament to the changing landscapes over millennia. The cave's tranquil waters make it a prime spot for kayaking, where tourists can navigate through the serene setting, experiencing the captivating beauty of nature up close. As one passes through the entrance of Hang Luon, there’s an overwhelming sense of peace and connection to the natural world, making each moment in the cave feel truly special.



  • The Charms of Hang Sang - Hang Toi

Another noteworthy destination within Lan Ha Bay is the captivating Hang Sang - Hang Toi, or Dark and Bright Cave. Located approximately 12 kilometers from Beo Wharf, this remarkable cave is a must-visit for anyone traversing the waters of the bay. The journey to the cave typically involves a bamboo boat or kayak, allowing visitors to soak in the stunning surroundings as they glide across the water.

Hang Sang - Hang Toi offers a fascinating duality; the dark cave takes you into an intriguing world of shadows and echoes, while the bright cave leads you into a breathtakingly illuminated section adorned with natural light filtering through openings in the rock formations. This striking contrast makes it a unique exploration experience and a popular stop for those sailing through Lan Ha Bay, particularly for cruise ship guests who wish to enjoy both relaxation and adventure.

Navigating through the caves, one cannot help but feel a deep appreciation for the ancient natural wonders concealed within the limestone cliffs. Each twist and turn reveals another facet of history shaped by time, offering a glimpse into the evolution of this exquisite landscape.



Lan Ha Bay is a destination that transcends the ordinary, offering a harmonious blend of stunning natural beauty, tranquillity, and adventure. Its collection of secluded beaches, unique caves, and serene waters makes it an enchanting spot for all types of travelers. Whether you’re seeking a peaceful retreat, an exhilarating kayaking experience, or a chance to bask in the beauty of nature, Lan Ha Bay showcases the splendor of Vietnam’s northern coast in ways that are sure to leave a lasting impression.


Each season paints the bay in a different hue, inviting visitors year-round to explore and embrace its allure. The accolades it has received reflect not only its breathtaking landscapes but also its potential as a destination that captivates the heart and soul. As you set foot on Cat Ba Island and immerse yourself in the wonders of Lan Ha Bay, you’ll find that every corner of this natural paradise tells a story waiting to be discovered.


For nature enthusiasts, adventurers, couples, and families alike, a journey to Lan Ha Bay signifies an encounter with one of the world’s most beautiful creations, promising memories that will last a lifetime.