aerial view of the h? long bay, halong bay, vietnam. cruise ships and islands

destination bayvietnam alternate heritage province vietnam islands popular default aerial halong cruise unesco travel sunset ships world view long site qung ninh bay view bay landscape vietnam nature travel tourism ocean floating holiday limestone tour harbor majestic cruise coastline attract tourists asia arrival freshness viewpoint long exotic vacation sky tropical dramatic gulf rock water famous boat background mountain panoramic ship boat deck quang ninh clear blue barge sailing asian sea sunrise beach amazing tourist heritage natural wonders eco island