This article features a list of islands sorted by their name beginning with the letter O.
Hawaii is the largest island in the United States, located in the eponymous state of Hawaii. It is the southeasternmost of the Hawaiian Islands, a chain of volcanic islands in the North Pacific Ocean. With an area of 4,028 square miles (10,430 km2), it has 63% of the Hawaiian archipelago's combined landmass. However, it has only 13% of the archipelago's population. The island of Hawaiʻi is the third largest island in Polynesia, behind the north and south islands of New Zealand.
The Hawaiian Islands are an archipelago of eight major volcanic islands, several atolls, and numerous smaller islets in the North Pacific Ocean, extending some 1,500 miles from the island of Hawaiʻi in the south to northernmost Kure Atoll. Formerly called the Sandwich Islands, the present name for the archipelago is derived from the name of its largest island, Hawaiʻi.
Hong Kong Island is an island in the southern part of Hong Kong. Known colloquially and on road signs simply as Hong Kong, the island had a population of 1,289,500 and a population density of 16,390 per square kilometre (42,400/sq mi), as of 2008. The island had a population of about 3,000 inhabitants scattered in a dozen fishing villages when it was occupied by the United Kingdom in the First Opium War (1839–1842). In 1842, the island was formally ceded in perpetuity to the UK under the Treaty of Nanking and the City of Victoria was then established on the island by the British Force in honour of Queen Victoria. The Central area on the island is the historical, political and economic centre of Hong Kong. The northern coast of the island forms the southern shore of the Victoria Harbour, which is largely responsible for the development of Hong Kong due to its deep waters favoured by large trade ships.
Lantau Island is the largest island in Hong Kong, located West of Hong Kong Island and the Kowloon Peninsula, and is part of the New Territories. Administratively, most of Lantau Island is part of the Islands District of Hong Kong. A small northeastern portion of the island is located in the Tsuen Wan District.
The Islands District is one of the 18 districts of Hong Kong. It is part of the New Territories. It had a population of 185,282 in 2021.
This gallery of sovereign state flags shows the national or state flags of sovereign states that appear on the list of sovereign states. For flags of other entities, please see gallery of flags of dependent territories. Each flag is depicted as if the flagpole is positioned on the left of the flag, except for those of Iran, Iraq and Saudi Arabia which are depicted with the hoist to the right.
The Tseung Kwan O line is one of the ten lines of the MTR system in Hong Kong, indicated by the colour purple. It is currently 12.3 kilometres (7.6 mi) long, taking 15 minutes to travel throughout the entire line.
An island country, island state, or island nation is a country whose primary territory consists of one or more islands or parts of islands. Approximately 25% of all independent countries are island countries. Island countries are historically more stable than many continental states but are vulnerable to conquest by naval superpowers. Indonesia is the largest and most populated island country in the world.
Kat O also named Crooked Island, is an island in Northeast Hong Kong.
Devenish or Devinish is an island in Lower Lough Erne, County Fermanagh, Northern Ireland. Aligned roughly north–south, it is about one and a quarter miles long and two-thirds of a mile wide. The main place to catch a ferry to the island is at Trory Point, just outside Enniskillen. Devenish Island is owned by the Kilravock Christian Trust.
The tundra vole or root vole is a medium-sized vole found in Northern and Central Europe, Asia, and northwestern North America, including Alaska and northwestern Canada. In the western part of the Netherlands, the tundra vole is a relict from the ice age and has developed into the subspecies Alexandromys oeconomus arenicola.
Tai O is a fishing town, partly located on an island of the same name, on the western side of Lantau Island in Hong Kong. The village name means large inlet, referring to outlet for the waterways merges as it moves through Tai O.
Cook Islands Māori is an Eastern Polynesian language that is the official language of the Cook Islands. Cook Islands Māori is closely related to New Zealand Māori, but is a distinct language in its own right. Cook Islands Māori is simply called Māori when there is no need to disambiguate it from New Zealand Māori, but it is also known as Māori Kūki ʻĀirani or, controversially, Rarotongan. Many Cook Islanders also call it Te reo Ipukarea, literally "the language of the Ancestral Homeland".
Danco Island or Isla Dedo is an island off Antarctica, 2 kilometres (1 nmi) long lying in the southern part of Errera Channel, off the west coast of Graham Land. It was charted by the Belgian Antarctic Expedition under Adrien de Gerlache, 1897–1899. Danco Island was surveyed by the Falkland Islands Dependencies Survey from Norsel in 1955, and named by the UK Antarctic Place-names Committee for Emile Danco (1869–1898), a Belgian geophysicist and member of the Belgian Antarctic Expedition, who died on board Belgica in the Antarctic.
Mono, or Alu, is an Oceanic language of Solomon Islands reported in 1999 to be spoken by 660 people on Treasury Island, 2,270 on Shortland Island, and 14 on Fauro Island.
Shompen or Shom Peng is a language or group of languages spoken on Great Nicobar Island in the Indian union territory of the Andaman and Nicobar Islands, in the Indian Ocean, northwest of Sumatra, Indonesia.
Ojetta Rogeriee Thompson is an American lawyer who serves as a senior United States circuit judge of the United States Court of Appeals for the First Circuit. He was previously a Rhode Island Superior Court justice.
