Halong Bay is one of Vietnam's most photographed sights and this overnight tour offers a rare chance to experience it from both air and water. This tour package is designed for those searching for an off-the-beaten track to Halong Bay. Bird view over Halong Bay and overnight on Luxury Cruise are highlights of this trip. Viewing Halong Bay from a seaplane is a great way to get a panoramic view of the mystical seascape, one of the natural world heritage sites recognized by UNESCO.