Uiramutã is a municipality

Municipality

A municipality is essentially an urban administrative division having corporate status and usually powers of self-government. It can also be used to mean the governing body of a municipality. A municipality is a general-purpose administrative subdivision, as opposed to a special-purpose district...

 located in the northeast of the state of Roraima

Roraima

Roraima is the northernmost and least populated state of Brazil, located in the Amazon region. It borders the states of Amazonas and Pará, as well as the nations of Venezuela and Guyana. The population is 400,000 and the capital is Boa Vista...

 in Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

. Its population is 7,742 (as of 2008) and its area is 8,066 km². It is the northernmost city in Brazil, with Monte Caburaí

Monte Caburaí

Monte Caburaí is a mountain located on the border between the South American countries of Brazil and Guyana standing at above sea level. The source of the Uailã or Ailã river, located on the mountain, is the northernmost point of Brazil....

 being the northernmost point. West of this mountain, there is also the Monte Roraima

Monte Roraima

Mount Roraima is the highest of the Pakaraima chain of tepui plateau in South America. First described by the English explorer Sir Walter Raleigh in 1596, its summit area is defended by 400-metre-tall cliffs on all sides...

, the tallest mountain in Roraima and in Guyana

Guyana

Guyana , officially the Co-operative Republic of Guyana, previously the colony of British Guiana, is a sovereign state on the northern coast of South America that is culturally part of the Anglophone Caribbean. Guyana was a former colony of the Dutch and of the British...

, located in the triple frontier

Tripoint

A tripoint, or trijunction , is a geographical point at which the borders of three countries or subnational entities meet....

 of Brazil, Guyana and Venezuela

Venezuela

Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

. The municipality is located entirely inside the Raposa Serra do Sol

Raposa Serra Do Sol

Reserva Indígena Raposa/Serra do Sol is an Indian reservation in Brazil, intended to be home to the Macuxi people...

Indian Reservation.