The Indian Institute of Technology Bombay, popularly known as IIT Bombay or IITB, is an autonomous university located in Powai, in north central Mumbai. It is the second-oldest campus of the Indian Institutes of Technology system and the largest National Institute in the state of Maharashtra. IIT Bombay was ranked by QS World University Rankings as the 187th best university in the world in 2010, coming 47th in Engineering & IT.