Yes, there are quite a few waterfalls nearby, such as the Talakona falls, the highest waterfall in the state, and some of these have religious significance also. You can take a local bus to visit these places. There are some good trekking spots around this area. Near the main Temple, you have the TTD gardens, sprawling over 46 acres that generate 500 kg of flowers for the pooja in the main temple every single day. You can see a rich variety of flowers in this garden. En route to Tirupati, you have the Deer Park near Kandaleru City where you can spot some really friendly deer that come quite close to you without fear.