About 20km from Dambulla, there is Sigiriya, Is and ancient rock fortress located at northern Matale District near Dambulla. it has been the most famous attraction in Sri Lanka. The view of the rock of Sigiriya has been marvellous and breathtaking. The marvellous rock is located on the top of the hill it has been surrounded by lush vegetation. And I must say the view is breathtaking and majestic.  The entrance fee is quite expensive but its all worth it. It’s about $30 This site has been the historical fortress of archaeological that has been dominated by a massive column of rock nearly 200 meters  On a small plateau about halfway up the side of the rock he built a gateway in the form of an enormous lion. You can also drop by Pidurangala, it was another rock formation not far from Sigiriya as a side trip since you are already on the area.