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St Helena island. Saint Helena is an island in the South Atlantic Ocean, about midway between South America and Africa.St Helena has a land area of 122 square kilometres and is part of the territory of Saint Helena, Ascension and Tristan da Cunha which includes Ascension Island and the island group of Tristan da Cunha.
João da Nova, a Galician navigator serving the Portuguese Empire, was the first person to sight Saint Helena.. According to long-established tradition, the island was sighted on 21 May 1502 by the four ships of the 3rd Portuguese Armada, commanded by João da Nova, a Galician navigator in the service of Portugal, during his return voyage to Lisbon, who named it Santa Helena after Saint Helena ...
The geology of Saint Helena resulted from the long-running volcanic activity of the Saint Helena hotspot. Most of the island was formed beginning 14 million years ago. Volcanism on the island ceased seven million years ago, leading to long-running erosion and the formation of deep, v-shaped valleys along with steep coastal cliffs.
Saint Helena is in the South Atlantic Ocean, 1,950 km west of the Angola on the African mainland.. The island is approximately 122 km 2 in area. It is the eroded summit of a composite volcano, first formed by the Mid-Atlantic Ridge over 14 million years ago.
Saint Helena, named after St Helena of Constantinople, is an island of volcanic origin in the South Atlantic Ocean. It is part of the British overseas territory of Saint Helena, Ascension and Tristan da Cunha [ 1 ] which also includes Ascension Island and the islands of Tristan da Cunha .
The plan states: “The existing Cultural Protection Overlay (CPO) District protects St. Helena Island from gentrification that would result in a greater demand for services and higher property ...
Gough Island: Green Mountain "The Peak" 859 metres (2,818 ft) Ascension Island: tallest on the island Centre Rowett: 836 metres (2,743 ft) Gough Island: highest of the Mount Rowett peaks Diana's Peak: 818 metres (2,684 ft) Saint Helena: tallest on the island Nigel's Cap: 811 metres (2,661 ft) Gough Island: North Rowett: 808 metres (2,651 ft ...
South Atlantic High on the right. South Atlantic High is a semipermanent pressure high centered at about 25°S, 15°W, in the Atlantic Ocean.It is also called the St. Helena High, Saint Helena island being the only land in the area.