The Zhangguan Water Tunnel Cave is in the line of the national AAA scenic area. It is located in Zhangguan County of Yubei District and just 52 kilometers away from the city. It is a natural museum of Geology formed through the natural movements of millions of years.
The Zhangguan Water Tunnel Cave covers an area of 32 square kilometers, and is divided into the following 6 parts: the Yulindong Cave, the Xuanlian River, the Zhangjiadong Cave, the Zhangguan Ancient Camp, the Laojunshan Mountain, and the Baiyancha Mountain. The water tunnel cave here is 5 kilometers long and is the longest underground river in Asia. There exciting and adventurous Zhangjiadong Subsurface Stream, the Zhaizipo where the ancient heroes held their intense competence, tea hills cover an area of 300 mu and tea workshops free for the visitors, the Laojunshan Mountain where you can have a glance of the hills, the high speed skating which is 780 meters long and has a height difference of more than 100 meters, the fiery cross-county truck, the most characteristic go-kart race track, and the distinctive water park, the well-known country dancing and the lively bonfire party always keep the visitors staying.