The central city of Da Nang has hosted 36,000 tourists through the Super Star Aquarius cruise over the past nine months, the city's Culture, Sport and Tourism department reported on Wednesday.
Last year, only half as many tourists arrived by sea in the same time period.
The cruise docks at Da Nang's Tien Sa port once a week. It is scheduled to serve 13,000 more tourists in the last three months of this year.
Da Nang has hosted 2.1 million tourists, of which 475,000 were foreigners, over the past nine months, according to the department. The city made VND4.6 trillion (US$219 million) as a result.-VNS