Tirupati is the best piligrimage centre for Hindu devotees. Its has a temple of Lord venkateshwar and the oldest temple in the country. Lots and lots of people, not only from our state and also from other states, from different parts of world visit this places and they believe this god as very powerful. It is administered by a committee called as TTD called as Tirumala tirupati devasthanam.
You can plan to visit this place at the time October to February as this is a located on top of hill. you can also enjoy the nature, scenic beauty if you visit this place at that time.
You have railway station and airport located there and from there the buses and cabs will be available to go to the hill. On hill, TTD has provided free transportation. You can book darshan tickets on ttd online and also there are many hotels that provide accommodation.
This place has a pleasant Atmosphere and you will enjoy the chants everywhere. The cleanest city that I've ever seen in Andhra And there are many kind of sevas available online.
Every hindu should visit this place at least once in their lifetime.