Mathura is a city of the state Uttar Pradesh in western side. It is a part of the Northern Plain and is located on the west bank of the river Yamuna. It is told that the popular incarnation of Lord Vishnu, the birthplace of Sri Krishna, and he was brought up there. An important pilgrimage place for Hindus. The jail, where Lord Krishna was born, is opened for tourists. Gokul is 16 km south of Mathura. It is alleged that Sri Krishna was brought here secretly.