Absorb the magnificent beauty of Halong Bay on a day cruise through the UNESCO World Heritage site. A professional crew sails you past numerous islets and limestone grottos. Spend your time relaxing on the sundeck, swimming or exploring the bay. A seafood lunch is served on board. This full-day itinerary includes a 4-hour trip each way from your hotel, passing through the Red River Delta en route to Halong Bay, which you’ll reach by midday.