The Andaman and Nicobar Islands is a union territory of India comprising 836 islands, of which only 31 are inhabited. The islands are grouped into two main clusters: the northern Andaman Islands and the southern Nicobar Islands, separated by a 150 km (93 mi) wide channel. These 25 spots are the absolute must-visit places in Andaman and Nicobar Islands that you simply can’t miss. Whether you’re here for the beaches, history, or adventure, these top spots will give you the best the islands have to offer. 1. Cellular Jail in Port Blair. The Andaman and Nicobar Islands are experiencing unsettled weather due to a low-pressure area in the Bay of Bengal, prompting advisories for rough seas and squally conditions. Meanwhile, Rajasthan ... Book these experiences for a close-up look at Andaman and Nicobar Islands. These rankings are informed by Tripadvisor data—we consider traveller reviews, ratings, number of page views, and user location. 1. Radhanagar Beach. serene huuuuge beach with silky white sand with a long stetch of big trees . 2. Cellular Jail.