Tamil Nadu is one of the 28 states of India. Its capital and largest city is Chennai. Tamil Nadu lies in the southernmost part of the Indian Peninsula and is bordered by the union territory of Puducherry, and the states of Kerala, Karnataka, and Andhra Pradesh. The region has been the home of the Tamil people since at least 500 BCE. Its official language Tamil has been in use in inscriptions and literature for over 2000 years. Tamil Nadu is home to many natural resources, Hindu temples of Dravidian architecture, hill stations, beaches, multi-religious pilgrimage sites and eight UNESCO World Heritage Sites. Tamil Nadu is a unique and fascinating State, where technology co-exists with tradition, old architecture blends with contemporary vitality and where nature is at its unsullied best. These make Tamil Nadu a year round destination.