Não se muda já como soía

And if there had been more of the world, They would have reached it.

So wrote Luís de Camões in the 16th century in the Lusiads, an epic poem celebrating the voyages of Vasco de Gama in Homeric fashion.

The Lusiads are Portugal's national epic, much in the way as Virgil's Aeneid, Ferdowi's Shahnameh, or indeed Homer's Odyssey