Locator Map of Guyana shown here in a Neutral manner including their disputed areas. Guyana has 2 disputed areas, 1 with Venezuela over the Guayana Esequiba Region (West of the esequibo river) and another with Suriname over the Tigri Area (area between the upper-Corantijn and the coeroeni river). these disputed areas are often left out completely from the maps of the other countries but shown normally on the maps of Guyana in a way that is not Neutral for Wikipedia.
Own work
SurinameCentral