5. Mahatama Gandhi Marine National Park
This is situated in Wandoor on the Andaman Islands, 29 kms from Port Blair. The park is made up of 15 islands and you can see open sea creeks running through the area. During the season, glass bottom boats are available to enjoy the island along with activities like scuba diving and snorkeling. The park is famous for coral reefs and sea turtles. The best months to visit are from December to April.