In northwest of Portugal, Porto is a city of timeless beauty and vibrant life. Prominent for harbour, imposing waterfront and significant examples of architectural heritage, the city of Porto is an aesthetic blend of new and old. For the historian, gourmand, or anyone with a taste for a perfect European holiday, Porto is not to be missed. It is not the view itself that is attracting Porto, but its pleasant people as well. During all successive steps, actually, there is always the chance of sensing an arousing stimulus for the senses, olfactory (e.g. smell of crusty and tasty pastel de nata, coming out of a local bakery located in the…