Besides the sacred iconic temple of Lord Sri Venkateswara Swamy which is a marvel and a masterpiece of Dravidian architecture, there are many other places to visit and things to admire on the Tirumala hills. Some of the must visit places in Tirumala are Swami Pushkarini, Sri Bhu Varaha Swamy temple, Sri Hathiramjee Mutt, Sri Bedi Anjaneya Swamy temple, Srivari Sikhara Darshanam, Sila Thoranam, Dharmagiri, Narayangiri, Papavinasanam, Akasa Ganga water falls, Temple Museum, Asthana Mandapams and Gogarbham Gardens.There are several teerthams in Tirumala, some of them are Pandava Teertham, Kumaradhara Teertham, Tumbhuru Teertham, Ramakrishna Teertham, Chakra Teertham, Vaikuntha Teertham, Sesha Teertham, Sitamma Teertham, Pasupu Teertham, Jupali Teertham, Sanaka Sanandana Teertham. Important festivals that are held at the teerthams are -Kumaradhara Magha Pournami, Ramakrishna Pushya Pournami Tumbhuru Phalguna Pournami, Chakra Karthika Masa – Ksheerabdhi Dwadasi. Most of these places are taken care by Tirumala Tirupati Devasthanams, abbreviated as TTD, is an independent trust which manages the Tirumala Venkateswara Temple at Tirumala, Andhra Pradesh. The trust oversees the operations and finances of the second richest and the most visited religious center in the world. It is also involved in various social, religious, literary and educational activities. TTD is headquartered at Tirupati and employs about 16,000 people.