Vietnam ranked fourth on the list of five must-visit destinations in the world next year, according to the travel online agency Destinia.com.
Dubai, the most populous city in the United Arab Emirates, is at the top of the list, followed by Namibia and Burma. Papua New Guinea is ranked fifth.
The travel site said that Vietnam will celebrate National Tourism Year 2015 under the theme "Connecting world heritage" in the central province of Thanh Hoa, to celebrate the cultural legacy of the country.
All the provinces and cities with UNESCO recognized world heritage sites and practices will host various artistic and cultural performances and events during the year.
At present, Vietnam is home to 22 world heritages recognised by the UNESCO, including two natural heritages, five cultural heritages, nine intangible cultural heritages, four documentary heritages, one geological heritage, and one mixed heritage.