Ha Long Bay from Cat Ba island, Ha Long city in the background, UNESCO World Heritage Site, Vietnam, Indochina, Southeast Asia, Asia

travel destinations travel horizontal color image outdoors day no people vietnam indochina southeast asia asia aerial view copy space cloud sky ha long bay cat ba island island coastline water's edge sea water unesco unesco world heritage site tree nature trees travel destination tourist destination tourist destinations seas ocean oceans outdoor outside nobody no one no person daytime coast coastal coasts coastlines