Balana fort is located in Sri Lanka

Balana fort was built by the Kingdom of Kandy near Alagalla Mountain Range, Sri Lanka. The fort was functioned as a strategic rock fortress and an outpost to Kandyan kingdom. When the English established themselves in Kandy, they started tea and coffee plantations in the area of the Colombo-Kandy railway line, which has cut through tunnels in the mountains.

• http://en.wikipedia.org/wiki/Balana fort