The Andaman and Nicobar Islands one of the seven union territories of India, are a group of islands at the juncture of the Bay of Bengal and Andaman Sea.The territory is 150 km (93 mi) north of Aceh in Indonesia and separated from Thailand and Myanmar (Burma) by the Andaman Sea. It comprises two island groups, the Andaman Islands and the Nicobar Islands, separated by the 10°N parallel, with the Andamans to the north of this latitude, and the Nicobars to the south. The Andaman Sea lies to the east and the Bay of Bengal to the west. The territory's capital is the Andamanese town of Port Blair. The total land area of these islands is approximately 8,249 km2 (3,185 sq mi). The capital of Nicobar Islands is Car Nicobar. The islands host the Andaman and Nicobar Command, the only tri-service geographical command of the Indian Armed Forces.
Andaman and Nicobar Islands are developing into a major tourism hub with exotic-looking beaches and pristine islands having equally exotic names, wonderful opportunities for adventure sports like snorkelling and sea-walking. In Port Blair, the main places to visit are the Cellular Jail, Mahatma Gandhi Marine National Park, Andaman Water sports complex, Chatham Saw Mill, Mini Zoo, Corbyn's cove, Chidiya Tapu, Wandoor Beach, Forest Museum, Anthropological Museum, Fisheries Museum, Naval Museum (Samudrika), Ross Island and Viper Island. Other places include Havelock island famous for Radhanagar Beach, Neil Island for Scuba diving/snorkelling, Cinque island, Saddle peak, Mt Harriet and Mud Volcano. The southern group (Nicobar islands) is mostly inaccessible to tourists. Indian tourists do not require a permit to visit the Andaman islands but if they wish to visit any tribal areas they need a special permit from the Deputy Commissioner, Port Blair. Permits are required for foreign nationals. For foreign nationals arriving by air, these are granted upon arrival at Port Blair. According to official estimates, the flow of tourists doubled to nearly 300,000 in 2012 from 130,000 in 2008-09. The Radha Nagar beach of Andamans was chosen as Asia's best Beach in 2004.