Tirupati City is located in the southeastern part of Andhra Pradesh, in Chittoor district. It lies about 152-km northwest of Chennai in the Palkonda Hills. Tirupati is known as the abode of the Hindu god Venkateshvara (also spelt as ‘Venkatesvara’), “Lord of Seven Hills”. About 10-km northwest of Tirupati, at an elevation of 750m, is the sacred hill of Tirumala, which was considered very holy. One of the most important pilgrimage centers in India, the temple draws millions of pilgrims and is believed to be the busiest pilgrimage centre in the world.