Amazonas is a state of Brazil, located in the northwestern corner of the country. It is the largest Brazilian State by area and the 9th largest country subdivision in the world. Neighbouring states are Roraima, Pará, Mato Grosso, Rondônia, and Acre. It also borders Peru, Colombia and Venezuela. Wikipedia

Mato Grosso do Sul is one of the Central-Western states of Brazil. Its total area of 357,125 square kilometers, or 137,891 square miles, is slightly larger than Germany. Neighboring Brazilian states are Mato Grosso, Goiás, Minas Gerais, São Paulo and Paraná. Wikipedia