A terra será redonda?

Description:

Historical novel about a scientist and his two young friends, a brother and sister, who travel in time back to Africa during the Age of Discoveries.

subjects: Portugal,  Africa,  Cape Bojador,  novel,  history,  time travel,  world,  navigation,  discovery,  exploration,  adventure,  science,  sea,  trade,  Atlantic Ocean

People: Prince Henry the Navigator,  Gil Eanes

Places: Africa,  Cape Bojador,  São Jorge da Mina,  St. George of the Mine,  Elmina,  Ghana

Times: Age of Discoveries,  15th century,  1434-1488