Guyana were considered: Kaieteur National Park, Shell Beach and Historic Georgetown. By 1997, work on Kaieteur National Park was started, and in 1998 work on Historic Georgetown was begun. To date, however, Guyana has not made a successful nomination. Guyana submitted the Kaieteur National Park, including the Kaieteur Falls, to UNESCO as its first World Heritage Site nomination. The proposed area and surrounds have some of Guyana's most diversified life zones with one of the highest levels of endemic species found in South America. The Kaieteur Falls are the most spectacular feature of the park, falling a distance of 226 metres.
Potaro River village located in forested terrain along the Potaro River south of Kaieteur Falls. Menzies Landing, a small settlement that is a 20-minute walk upriver from Kaieteur Falls, is the main staging area for up river travel. Up river from the falls, the Potaro Plateau stretches out to the distant escarpment of the Pakaraima Mountains. Placer gold and diamonds are extracted from the river in this mineral-rich area. Individuals who pan for gold are referred to as Porkknockers. In the first half of the 20th century miners, employing primitive methods, recovered significant quantities of gem-quality diamonds from the area's rivers and