Varanasi, or Kashi, is a city on the Ganges river in northern India that has a central place in the traditions of pilgrimage, death, and mourning in the Hindu world. Located in the middle-Ganges valley in the southeastern part of the state of Uttar Pradesh, Varanasi lies on the left bank of the river. It is 692 kilometres (430 mi) to the southeast of India's capital New Delhi and 320 kilometres (200 mi) to the southeast of the state capital, Lucknow. It lies 121 kilometres (75 mi) downstream of Prayagraj, where the confluence with the Yamuna river is another major Hindu pilgrimage site.