Tirumala Venkateswara Swamy History of the temple !
he Tirumala Hill is 853m above sea level and is about 10.33 square miles (27 km2) in area. It comprises seven peaks, representing the seven heads of Adisesha, thus earning the name Seshachalam. The seven peaks are called Seshadri, Neeladri, Garudadri, Anjanadri, Vrushabhadri, Narayanadri and Venkatadri. The temple is on Venkatadri (also known as Venkatachala or Venkata Hill), the seventh peak, and is also known as the "Temple of Seven Hills".