Puducherry lies in the southern part of the Indian Peninsula. The areas of Puducherry and Karaikal are bound by the state of Tamil Nadu, while Yanam and Mayyazhi are enclosed by the states of Andhra Pradesh and Kerala respectively. Puducherry is the 29th most populous and the third most densely populated state/UT in India. Pondicherry is a popular tourist destination in South India. The city has many colonial buildings, churches, temples, and statues which, combined with the systematic town planning and planned French style avenues, still preserve much of the colonial ambiance. Sri Aurobindo Ashram:- The most popular tourist destinations are the four beaches in Pondicherry, which are Promenade Beach (also known locally as the Rocky Beach), Beach, The Auroville Beach and Serenity Beach. Sri Aurobindo Ashram, located on rue de la Marine, is one of the most well known and wealthiest ashrams in India. Auroville (City of Dawn) is an "experimental" township located 8 km north-west of Pondicherry. It is meant to be a universal town where men and women of all countries are able to live in peace and progressive harmony, above all creeds, all politics and all nationalities.
Chennai (formerly known as Madras) is the capital city of the Indian state of Tamil Nadu. Located on the Coromandel Coast off the Bay of Bengal, it is the biggest cultural, economic and educational centre in South India. Chennai is known as the "Detroit of South Asia" for its automobile industry. It is the fourth-largest city and fourth-most populous metropolitan area in the country and 36th-largest urban area in the world. Chennai is one of the most visited cities in India by foreign tourists, and 38th most visited city in the world.The Quality of Living Survey rated Chennai as the safest city in India.Chennai attracts about 45 percent of health tourists from abroad arriving in the country and 30 to 40 percent of domestic health tourists. As such, it is termed "India's health capital".With temples, beaches and centres of historical and cultural significance, including the UNESCO Heritage Site of Mahabalipuram, Chennai is one of the most visited cities in India. The city serves as the gateway to the southern part of India with tourists landing in the city and starting their trip to the rest of the region. Chennai was the most visited Indian city by foreign tourists in 2009 and issued the third highest number of visas on arrival in 2014. In 2011, Chennai was ranked 41st in global top 100 city destination ranking, with 3,174,500 tourists, a 14 percent increase from 2010. About 830,620 domestic tourists arrived in Chennai in March 2011. Top foreign nationals visiting the city include those from Sri Lanka, Malaysia, Singapore, United Kingdom, France and United States. As of 2012, the city had 21 luxury five-star hotels with over 4,500 rooms in the inventory.