The Cuyuni/Mazaruni Region is bordered on the East by Venezuela and by the Essequibo River on the Western side. The region has an area of 18,400 square miles (47,650 square kilometers). It comprises of a vast amount of Forested Hinterland and a small amount of Hilly Sand and Clay region.
- Pakaraima Mountain Range
- Kamarang (Amerindian village)
- Bartica (town)
- Mount Ayanganna
- Mount Roraima
- Gold and diamond mining
History: Fort Kyk-Over-Al was a Dutch Fort in the colony of Essequibo.. It was constructed in the year 1616 at the intersection of the Essequibo, Cuyuni and Mazaruni Rivers. It once served as the centre for the Dutch Administration of the County, but now only ruins are left .