The Benxi Water Cave is located just 35 km east of Benxi City, Liaoning province. The Benxi cave is believed to have been shaped 5 millions of years ago and is a Karst Cave.
The river running through the Benxi Cave is 3.2 km long with 2.8km available on boat, making it the world’s longest underground river that can be visited by boat.
Entrance fee: Approx $20
Open hours: 08:30~16:00
Best visiting time: May to October