Addu Atoll, also known as Seenu Atoll, is the southernmost atoll of the Maldives. Addu Atoll, together with Fuvahmulah, located 40 km north of Addu Atoll, extend the Maldives into the Southern Hemisphere. Addu Atoll is located 540 km south of Malé, the country's capital. Administratively, Addu Atoll is the location of Addu City, one of the four cities of the Maldives. Addu City consists of the inhabited areas of Addu Atoll, namely the natural islands of Hulhudhoo, Meedhoo, Maradhoo, Feydhoo, and Hithadhoo.. In addition to the areas that are included as a part of Addu City, Addu Atoll has a number of other inhabited and uninhabited islands, including the island of Gan, where Gan International Airport is located.
Addu Atoll seen from space. Note the continuous reef fringing Addu from the west and southwest.
The Maldives, officially the Republic of Maldives, and historically known as Maldive Islands, is a country and archipelagic state in South Asia in the Indian Ocean. The Maldives is named after the main island and capital, Malé. The Maldives is southwest of Sri Lanka and India, about 750 kilometres from the Asian continent's mainland. The Maldives' chain of 26 atolls stretches across the equator from Ihavandhippolhu Atoll in the north to Addu Atoll in the south.
Isdhoo Lōmāfānu is the oldest copper-plate book to have been discovered in the Maldives to date. The book was written in 1194 CE (590 AH) in the Evēla form of the Divehi akuru, during the reign of Siri Fennaadheettha Mahaa Radun (Dhinei Kalaminja).
Portuguese presence in the Maldives was established in 1558, by order of Constantino of Braganza, Viceroy of Portuguese India.
16th-century Portuguese illustration from the Códice Casanatense, depicting workers
17th-century Portuguese drawing of the fortress of Maldives and the archipelago. In Antonio Bocarro book of fortress (1632)