Sail around the stunning natural wonders of Halong Bay on this full-day tour from Hanoi, including a scenic round-trip drive through northern Vietnam’s rural landscapes. With thousands of gorgeous limestone cliffs jutting from its calm jade waters, the UNESCO World Heritage site offers spectacular scenery for a relaxing excursion. Step aboard a sailboat and enjoy a seafood lunch as you take in the magnificent scenery, stopping to explore karsts and caves such as Thien Cung (Heavenly Cave) and Dau Go (Driftwood Cave) with an experienced guide.