Concept of a naval base and military airport for the Brazilian Navy. Project located on Maracá Island, amapá, brazil, a strategic point for military positioning located in the north of the country. Maracá Island is located on the border between the Amazon rainforest and the savannas that extend across Venezuela and Guyana. named in honor of José Tiaraju, popularly known as Sepé Tiaraju, born around 1723, who was an indigenous leader who worked in the Rio Grande do Sul region in the fight in favor of the Guarani people and against the Portuguese troops.