Sunrise at Halong Bay, UNESCO World Heritage Site, Vietnam, Indochina, Southeast Asia, Asia

travel destination photography horizontal colour image halong bay unesco world heritage site vietnam indochina southeast asia asia bay boat transportation sea incidental people sun silhouette water sky sunrise elevated view on the move scenics landscape tranquil scene physical geography tourism colour color image color outside travel destinations travel background people people in the background topography scenery scenic scene scenes landscapes tranquility serene serenity peaceful transport unesco world heritage sites unesco world heritage site world heritage sites morning dawn