1) Atoll of the Tuamotus 
Hiti Atoll is oval in shape. It measures 9 km in length with a maximum width of 6 km. There are some narrow islands on the northern side of its reef with a total land area of about 3 km². The southern part of the reef is broader but has no islands. Hiti`s lagoon is not connected to the ocean by a pass. The small group formed by Hiti, Tepoto Sud ....