A vibrant line-up of festivals and cultural events is set to take place in Ha Long city, the northern province of Quang Ninh, during the upcoming April 30 – May 1 public holidays, as part of efforts to attract visitors and strengthen the city’s tourism brand.

VOV.VN - A wide range of activities are planned to mark the 20th anniversary of Phong Nha - Ke Bang National Park in the central Quang Binh province being recognised twice by UNESCO as a world natural heritage site.