Brazil is a South American country with a long coastline on the Atlantic Ocean. It has four major seaports: NATAL, BELEM, Rio, and ADEN. NATAL is a port city located in the northeastern part of Brazil, BELEM is a port city located in the northern part of Brazil, Rio is a port city located in the southeastern part of Brazil, and ADEN is a port city located in the southern part of Brazil. All four of these ports are important for Brazil's maritime trade and commerce.