Ilhéu de Sal Rei
Ilhéu de Sal Rei seen from Sal Rei, Boa Vista
|Area||0.6 km2 (0.23 sq mi)|
|Length||1.88 km (1.168 mi)|
|Width||0.88 km (0.547 mi)|
|Highest elevation||27 m (89 ft)|
Ilhéu de Sal Rei is an uninhabited islet near the coast of Boa Vista Island, Cape Verde. It is located 1 km (0.6 miles) southwest of the island capital Sal Rei. Administratively it is part of the municipality of Boa Vista. Its length is 1.88 km (1.2 mi) from northwest to southeast and approximately 0.88 km (0.5 mi) from southwest to northeast, its highest point is 27 m (88.6 ft) (sometimes 24 m) and the coastline is 8.07 km (5.0 mi).
About the islet
The geology consists of basaltic and limestone rock. Ponta de Escuma is also a promontory and being the islet's westernmost point. A narrow strait to its northeast separates it from Boa Vista island by 500 to 600 meters due to Sal Rei's port expansion, before, it was separated by a kilometer and its area was at the port and Praia da Chave. On the southern tip of the island, the ruined Portuguese fort Duque de Bragança is situated. In 1818, a pirate ship from South America seized the fort.
During the last Ice Age, it was entirely a part of the western portion of the "Northeast Island", later it became Boa Vista, the land was reduced to being Sal Rei Peninsula until around 4,000 to 3,000 BC when it separated from Boa Vista island, the northeastern part became a harbour.
The entire islet is a natural monument which protect its flora and fauna of the island, its area is 92.6 hectares, part of it is a marine portion
Ponta da Escuma Lighthouse
|Location||Ponta da Escuma
Ilhéu de Sal Rei
|Year first constructed||1888 (first)|
|Year first lit||n/a (current)|
|Construction||metal lamp post|
|Tower shape||cylindrical lamp post with light|
|Height||7.9 metres (26 ft)|
|Focal height||28 metres (92 ft)|
|Light source||solar power|
|Range||11 nautical miles (20 km; 13 mi)|
|Characteristic||Fl (5) W R 20s.|
|Cape Verde number||PT-2106|
The island has a lighthouse named Ponta de Escuma, built in 1888, consisted of a concrete staircase 5 metres (16 ft) high with the light on the top. The current light is a cylindrical metal mast 7.9 metres (26 ft) high with balcony and lantern. According to the NGA the light is still active,  has a solar power unit and emits five flashes white or red depending from the direction in a twenty seconds period visible up to 11 nautical miles. 
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