El Dorado, Venezuela El Dorado, Venezuela El Dorado is a small town in eastern Venezuela. It is situated in Bolívar State, on the Cuyuni River. It is the second-largest town in Sifontes Municipality; the capital of the municipality is Tumeremo. It is on the road to Brazil. El Dorado has a small airport . El Dorado was founded in the 1890s. Gold mining was developing in the area, and there was a background of international tension caused by the Essequibo border dispute between Venezuela and Britain. The town has a prison, the "Centro Penitenciario de Oriente El Dorado". The Venezuelan prison system is
Dorado is treated (like the adjacent asterism Argo Navis) as a feminine proper name of Greek origin ending in -ō (like "Io" or "Callisto" or "Argo"), which have a genitive ending "-ūs". Dorado was one of twelve constellations named by Petrus Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de Houtman. It appeared: Dorado has been represented historically as a dolphinfish and a swordfish; the latter depiction is inaccurate. It has also been represented as a goldfish. The constellation was also known in the 17th and 18th century as Xiphias. The name "Dorado" ultimately become dominant and was adopted