Chennai,formerly known as Madras pronunciation,is the capital of the state of Tamil Nadu and is India's fourth largest metropolitan city. It is located on the Coromandel Coast of the Bay of Bengal. With an estimated population of 7.60 million (2006),the 368-year-old city is the 36th largest metropolitan area in the world.
Chennai is a large commercial and industrial centre, and is known for its cultural heritage and temple architecture. It is also a hub for south Indian classical music and dance performances. Chennai is considered the automobile capital of India, with a major percentage of the automobile industry having a base here and a major portion of the nation's vehicles being produced here.