Agulhas Negras Peak is the fifth-highest mountain in Brazil, standing at 2,791 metres (9,157 ft) above sea level, making it one of the highest in the Brazilian Highlands. It is located in Itatiaia National Park, in the Mantiqueira range, on the border of the states of Rio de Janeiro and Minas Gerais. It is the highest point in the state of Rio de Janeiro, the third-highest in Minas Gerais, and the second-highest in the Mantiqueira range.

The Mantiqueira Mountains are a mountain range in Southeastern Brazil, with parts in the states of São Paulo, Minas Gerais and Rio de Janeiro.