One of the Saptapuris, a place of Khumba Mela and a place of Jyotirlinga. Ujjain is situated on the bank of the Shipra river, which is one of the western most tributaries of Ganga. It is said that Lord Shiva killed the demon Tripura at Ujjain. Ujjain is the place where Sandipani Muni instructed Lord Krishna and Balarama. It was called Avantipuri when Lord Krishna studied here. Gopal Mandir is a famous Krishna temple with a silver deity. This temple was constructed by Maharaja Adult Rao Scindia’s queen in the 19th centruy. The Kumbh Mela in Ujjain is held in Chaitra (March-April). About 3 million people come for bathing. Mahakaleswar temple is a famous temple of Ujjain which contains one of the 12 shiva Jyotirlingas. It attracts thousand of pilgrims and is by far the most visited temple in Ujjan.