Tamil Nadu the Cholas and the Shore Temple along with the collection of other monuments in Mahabalipuram (also called Mamallapuram) have been declared as UNESCO World Heritage Sites. Erwadi in Ramanathapuram district is one of the major Islamic tourist attraction site. Tamil Nadu Tamil Nadu ("Tamiḻ Nāḍu" "Tamil Country", formerly Madras State) is one of the 29 states of India. Its capital and largest city is Chennai (formerly known as Madras). Tamil Nadu lies in the southernmost part of the Indian subcontinent and is bordered by the union territory of Puducherry and the South Indian states of Kerala, Karnataka, and Andhra Pradesh.
History of Tamil Nadu in the Indian Union, Tamil Nadu was the seventh largest economy in 2005 among the states of India. The growing demands for skilled labour has caused increased number of educational institutions in Tamil Nadu. The widespread application of caste based affirmative action caused the state to have 69% of all educational and employment vacancies to be reserved to the backward castes. Such caste-based reservations have huge public support in Tamil Nadu, with no popular protests organised against its implementation. The politics of Tamil Nadu have gone through three distinct phases since independence. The domination of the Congress Party after 1947