(VOVworld) – Despite the low season, Phong Nha and Tien Son caves in Phong Nha-Ke Bang National Park, a world natural heritage, received approximately 1,000 visitors, one third of whom foreign tourists on the first day of the New Year.  The same day, Hue relic site welcomed around 10,000 visitors, 6,000 of whom foreigners.  Ban Gioc waterfall, a famous tourist attraction on the Vietnam-China border in Cao Bang province, has received more than 1,000 visitors a day.