Discover portugals answer to venice the pretty coastal town of aveiro on a half day trip from porto choose from a morning or afternoon tour and then set out to explore the town with an expert guide soak up the charms of aveiros town center on a walking tour and then see the sights surrounding its canals from a traditional moliceiro boat before returning to porto visit the sandy white beach of costa nova and admire the colorful architecture of the areas charming old fishing houses