Kurnool is a city and administrative seat of Kurnool district of Andhra Pradesh state in southern India, about south of state capital, Hyderabad.
The Ketavaram rock painting's are dated back to the Paleolithic era (located at a distance of 18 Kilometer from Kurnool). Also the Jurreru Valley, Katavani Kunta and Yaganti in Kurnool District have some important rock art's and painting's in their vicinity, may be dated back to 35,000 to 40,000 years ago.
Fort Konda Reddy Buruju
There is a bastion named Konda Reddy fort, constructed as a strategic watch tower by the rulers of the Vijayanagara Empire. Underneath lies a passage (tunnel) which connects the fort to Gadwal which is 52 km away. The specialty of this tunnel is it crosses under the river Tungabhadra and reaches gadwal which was ruled by Nalla Somanadri (Raja Soma Sekhara Ananda Reddy) who was the one built an ecxellent fort in gadwal . Stories tell that the ruler of Gadwal Kingdom utilized this tunnel to escape from the Muslim conquerors in 17th century. The government of Andhra Pradesh closed the tunnel somewhere around the 1901.