Travel to the breathtaking Halong Bay, a UNESCO World Heritage site known for its emerald waters and dozens of tall limestone islands covered in rainforests, for an amazing full-day excursion. From Hanoi, your journey starts with a gorgeous drive that provides views of the stunning countryside of Vietnam. After arriving, spend the day exploring and unwinding on a contemporary cruise ship or a classic junk boat. You'll traverse the bay's serene waters all day long while taking in the stunning karst structures. A visit to the captivating Sung Sot (Surprise) Cave, one of Halong Bay's biggest and most exquisite caverns, is one of the trip's highlights. Additionally, you will have the chance to swim in the pristine waters of the bay or kayak around the islands.