Rome, is the capital city of Italy and of the Lazio region, as well as the country's largest and most populous comune, with about 2.5 million residents (3.8 million considering the whole urbanised area, as represented by the Province of Rome). It is located in the central-western portion of the Italian peninsula, where the river Aniene joins the Tiber. As one of the largest cities in the European Union, the Comune di Roma has a gross domestic product of €97 billion in the year 2005, equal to 6.7% of Italy's GDP — the highest proportion of GDP produced by any single Italian comune. The current Mayor of Rome is Walter Veltroni.
According to legend, the city of Rome was founded by the twins Romulus and Remus on April 21, 753 BC. Archaeological evidence supports claims that Rome was inhabited since the 8th century BC and earlier.The city was the cradle of Roman civilization that produced the largest and longest-lasting empire of classical antiquity that reached its greatest extent in 117. The city was pivotal and responsible for the spread of Greco-Roman culture that endures to this day.