Azores Islands
A Portuguese archipelago of nine volcanic islands in the central North Atlantic, near the triple junction of three tectonic plates.
28 islands containing the letter O — each with origin, classification, and notes.
Below are islands that contain the letter O anywhere in the name. Each of the 28 islands below opens to a full profile.
A Portuguese archipelago of nine volcanic islands in the central North Atlantic, near the triple junction of three tectonic plates.
The easternmost island of the Caribbean, formed from uplifted coral on a tectonic accretionary prism.
Volcanic island in French Polynesia famed for its turquoise lagoon and the central peaks of Mount Otemanu and Pahia.
A self-governing Polynesian archipelago of 15 islands in free association with New Zealand.
A French Mediterranean island with mountainous interior, north of Sardinia and southeast of mainland France.
The largest of the ABC Islands in the southern Caribbean and a constituent country of the Kingdom of the Netherlands.
A mountainous volcanic island of the Lesser Antilles known as the Nature Isle for its rainforests and rivers.
A self-governing archipelago of 18 volcanic islands within the Kingdom of Denmark, midway between Scotland and Iceland.
A volcanic archipelago in the eastern Pacific famous for the unique wildlife that shaped Darwin's theory of evolution.
A French overseas region in the Lesser Antilles formed by two main islands shaped like a butterfly.
Second-largest Caribbean island, shared between Haiti in the west and the Dominican Republic in the east.
The easternmost of the main Canary Islands, shaped by sustained volcanic eruptions in the 18th and 19th centuries.
The third-largest Greek island in the northeastern Aegean Sea, separated from Turkey by a narrow strait.
An island east of New York City, the longest and largest island in the contiguous United States.
The largest of Spain's Balearic Islands, with a mountainous northwest and beaches along the eastern coast.
The second-largest of Spain's Balearic Islands, designated a UNESCO Biosphere Reserve in 1993.
Fifth-largest Hawaiian island, home to the world's tallest sea cliffs and a famously slow-paced rural lifestyle.
A small Cycladic island in the Aegean Sea known worldwide for its whitewashed villages and resort nightlife.
A Melanesian archipelago of France with a long main island, Grande Terre, surrounded by the world's second-largest barrier reef.
A large island off the east coast of Canada, the bigger and more populous part of the province of Newfoundland and Labrador.
Third-largest Hawaiian island and home to Honolulu, holding the majority of the state's population.
An unincorporated United States territory and the smallest of the Greater Antilles, with rugged interior mountains.
The largest of the Dodecanese islands in the southeastern Aegean, with a medieval old town that is a UNESCO World Heritage Site.
The Samoan archipelago of volcanic islands in the South Pacific, divided between independent Samoa and American Samoa.
A volcanic caldera in the southern Aegean known for cliffside whitewashed villages overlooking a sunken crater.
A Melanesian double chain of six major islands and over 900 smaller ones east of Papua New Guinea.
A South Pacific archipelago of more than 170 islands forming the constitutional kingdom of Tonga.
The world's largest chain of coral atolls, spanning roughly 1,500 km of the South Pacific in French Polynesia.
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