Tamil Nadu is one of the states in the south of India. The capital of this state is Chennai. Tamil is the language spoken in Tamil Nadu. Coimbatore, Tiruchirapalli, Salem, Madurai, Tirunelveli, Thanjavur and Thoothukudi are other large cities of Tamil Nadu. It is surrounded by the Bay of Bengal on the east and the Indian Ocean on the south and also the Arabian Sea in the west for a smaller area.  Kerala, Karnataka and Andhra Pradesh are its neighbouring states.