Expositions not only have a regional and national importance but some of them have a european and world impact. People Fishing is historicaly the main activity and many of the cultural and social aspects are because of it. Local costumes, food, dances and even the way of talking were affected. The inhabitants are hard working people. In the cosmopolitan area people are much the same as those living in Porto metropolitan area.
Provinces are natural regions and share concelhos from diferent districts.