Port Blair is the capital of the Union Territory of Andaman & Nicobar Islands. It is located on the east coast of the South Andaman Island. Port Blair is the gateway to the pristine islands.It houses the headquarters of the Andaman and Nicobar Police, Andaman and Nicobar Command, the first integrated tri-command of the armed forces of India and Indian Coast Guard. It is home to several museums and a major naval base INS Jarawa of the Indian Navy, along with sea and air bases of the Indian Coast Guard and the Indian Air Force. Port Blair is also famous for the historic Cellular Jail and other small islands like Corbyn's Cove, Wandoor, Ross Island, Viper Island etc. which were once home to British colonists. Port Blair is also an Island town offering water based activities like snorkeling, scuba diving, sea-cruises, and glimpses of the history and culture of the region. The Aberdeen Bazaar forms the centre of the town.