Rondônia is the northernmost and least populated state of Brazil, located in the Amazon region. #22 on map.
It borders the states of
, as well as the countries of Venezuela and Guyana.
The population is approximately 450,000 (2010) and the capital is Boa Vista.
Roraima is the Brazilian state with the fewest municipalities, 15 in total..
Official state website: www.rr.gov.br (Portuguese)