1. Aveiro Water Canal
Aveiro is sometimes known as the 'Portuguese Venice', and its colorful houses and winding canals make it easy to see why. In recent years this picturesque city has become one of the most visited locations in Portugal. Take a walk by the canal and admire the jaw-dropping Art Nouveau buildings. Don't miss having a drink in the famous Rossio Square, the start of the oldest neighborhood in Aveiro, Beira Mar.