Pêro da Covilhã
Portuguese diplomat and explorer
Pêro da Covilhã, sometimes written Pero de Covilhăo, was a Portuguese diplomat and explorer.
He was a native of Covilhã in Beira. In his early life he had gone to Castile and entered the service of Don Juan de Guzmán, brother of Enrique de Guzmán,... Wikipedia