As-Gadao is a small island off the southern coast of the island of Guam. It is connected to the mainland by the Merizo Barrier Reef.

References

Bendure, G. & Friary, N. (1988) Micronesia:A travel survival kit. South Yarra, VIC: Lonely Planet.

v t e Territory of Guam
Hagåtña (capital)
Topics	Communications Demographics Economy Geography Geology Government History Transportation
Geography	Apra Harbor Bays (Agat, Pago, Piti, Talofofo, Tumon) Beaches Cabras Island Census-designated places Cocos Island and Lagoon Mountains (Lamlam, Jumullong Manglo) Orote Peninsula Two Lovers Point
Villages	Agana Heights Asan‑Maina Barrigada Chalan Pago-Ordot Dededo Hågat Hagåtña Humåtak Inalåhan Mangilao Malesso Mongmong-Toto-Maite Piti Sånta Rita-Sumai Sinajana Talo'fo'fo Tamuning Yigo Yona
History	Earthquakes Typhoons Spanish–Chamorro Wars 1856 smallpox epidemic U.S. capture Japanese capture Japanese occupation 2nd U.S. capture Organic Act Elective Governor Acts Typhoon Karen Guam v. United States
Culture	Chamorro Nation Cuisine (Chalakiles, Estufao, Fina'denne', Guyuria, Kaddon pika, Kalamai, Kelaguen, Latiya, Roskette, Tinaktak) Guam Museum Liberation Day Latte stone Music (Belembaotuyan) National Register of Historic Places listings Roman Catholic Archdiocese of Agaña Schools Underwater diving Cuisine of the Mariana Islands (Shared with the Northern islands)
Bases	Joint Region Marianas Andersen Air Force Base Northwest Field Marine Corps Base Camp Blaz‎ Naval Base Guam Radio Barrigada NCTS Guam Naval Hospital Guam Ordnance Annex
Healthcare	Guam Memorial Hospital Guam Regional Medical City Naval Hospital Guam COVID-19 pandemic