Admire a mesmerizing voyage throughout the rural landscape of northern Vietnam prior to cruising around Halong Bay. Leaving from Hanoi, this full-day, round-trip tour includes lunch on board, which consists of seafood and kayaking. Sail through the World Heritage-listed waters of Halong Bay and explore caverns like Thien Cung Cave, also called Heavenly Palace Cave, with an expert guide while you take in the breathtaking limestone karsts.