Ha Long Bay (or Halong Bay) - a magnificent scenic spot located in Quang Ninh Province, Vietnam, is famous for its mountains, water, clouds, caves and grottoes. Ha Long Bay is the center of a larger zone including Bai Tu Long to the northeast and Cat Ba islands to the southwest. It was recognized as World Heritage Site by the UNESCO in 1994 and listed in the New 7 Wonders in 2012.