The largest basin in this area is the extensive Orinoco Basin whose surface area, close to one million km 2, is greater than that of the whole of Venezuela, although it has a presence of 65% in the country.Official languagesGovernmentFederal under an dictatorshipLegislatureCurrency (VED) (official)OverviewVenezuela, officially the Bolivarian Republic of Venezuela, is a country on the northern coast of, consisting of a landmass and many in the. It comprises an area of 916.