Portuguese Empire years for the Portuguese to follow up on Dias's voyage to the Cape of Good Hope, though it has also been speculated that other voyages were in fact taking place in secret during this time. Whether or not this was the case, the long-standing Portuguese goal of finding a sea route to Asia was finally achieved in a ground-breaking voyage commanded by Vasco da Gama. The squadron of Vasco da Gama left Portugal in 1497, rounded the Cape and continued along the coast of East Africa, where a local pilot was brought on board who guided them across the Indian
European route E01 in Portugal largest city in Portugal Porto. From this coastal city on the Atlantic Ocean, the E01 goes southwest, using the A1 motorway to the Centro Region passing by the major cities of Coimbra and Leiria to the Portuguese capital Lisbon. The motorway passes through the city center, from where it takes the A2 motorway crossing the sparsely populated Alentejo Region all the way until the south coast in the Algarve region at the merge with the A22 motorway at Albufeira. The road goes then east passing by Faro to the Spanish border at the Guadiana river in the Portuguese village of