Thien Son Suoi Nga is a beautiful natural wonder combining mountains, ravines and waterfalls, 60 km west of Hanoi, from Son Tay Town to the gate of Ba Vi National Park, turn left and continue 3 km. This tourist destination includes three areas: Ha Son at the foot of the mountain, Trung Son in the middle of the mountain (1.5 km uphill from Ha Son), Ngoa Son at the top of the mountain (700 m up the stream from Trung Son).