["HISTORY \/ Civilization","HISTORY \/ World","TRAVEL \/ Special Interest \/ Adventure","Explorers;Portugal;Biography.","Voyages around the world;History;16th century.","BIOGRAPHY AND AUTOBIOGRAPHY","Biography","DISCOVERY AND EXPLORATION (GENERAL)","Explorers;Portugal;Biography.","GENERAL","General Adult","HISTORY \/ Civilization","HISTORY \/ World","History\/World","Non-Fiction","TRAVEL \/ Special Interest \/ Adventure","VOYAGES AND TRAVELS","Voyages around the world;History;16th century."]