Tourists enjoy a train ride in a forest in Hulunbuir, Inner Mongolia autonomous region, July 23, 2015. Since July 5, a sightseeing train dubbed "Taijia" has embarked on a new forest sightseeing service to attract tourists. The starting point of the tour is Hailar railway station. It travels a total distance of 1,046 miles, passing through the Hulunbuir grassland before heading north and finally arriving at Mangui town, which is located in the primitive forest area of the Greater Khingan Mountains.[Photo/Xinhua]