The Himalayas lies in the north of the state and the Deccan Plateau is at the south.
In between them, the river Ganges, Yamuna and Sarayu (ghaghra) flow eastwards.
Uttar Pradesh can be divided into two distinct regions, Southern hills and Gangetic plain.
This list refers only to the population of individual municipalities within their defined limits; the populations of other municipalities considered suburbs or outgrowths of a central city are listed separately, and unincorporated areas within urban agglomerations are not included.
Therefore, a different ranking is evident when considering metropolitan area population of india The total geographical area of Uttar Pradesh is 240,928 square kilometres (93,023 sq mi).