Al Biruni was made court astrologer in Ghazni and he accompanied with Mahmud on his invasions on India. He lived for several years here and is considered to be first Indologist.
The Tiruvengalanatha temple was built at Vijayanagara during the reign of the king Achyuta Deva Raya. Tiruvengalanatha temple is now popularly known as the Achyutaraya temple on the name of this king.