Though most people spend a day or more exploring Halong Bay on a sightseeing cruise, you can still see its highlights in just half a day. Ideal for time-pressed travelers, Halong Bay half-day tours typically include some sightseeing in Halong City or shorter cruises where you can soak up the limestone karst scenery of Halong Bay or Lan Ha Bay. Some even visit a cave or island and include a kayak or bamboo boat excursion. Tours even typically include meals or transfers from Halong City, Halong Bay Port, or Bai Chay for added convenience.