The Serra do Aracá mountain range is located between Mount Roraima and Neblina peak and is known as the only tepui located entirely in Brazilian territory. It is the home of the Cachoeira do El Dorado (0°52'19.36"N 63°20'20.78"W), also known as Cachoeira do Aracá, which has 353 meters of free fall.
Brazil/France 2002, Cachoeira do Aracá.
The stamps were issued in the series "Joint issue Brazil-France".
The waterfall depicted on the joint issue stamps is also known as Cachoeira do Aracá, but it is not the Cachoeira do El Dorado. It is another waterfall on the same river in the same region. According the Brazilian WWF website it has a total height of 365 metres and the picture for this stamp image was taken in 2007 during an expedition by the Brazilian explorer Marcelo Moreira, researcher of the "Fundação Vitória Amazônica (FVA)" (coordinates: not known).