It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.It is the seventh most populous city in Italy, at the heart of a metropolitan area of about one million people.