Treviso is a city and comune (municipality) in the Veneto region of northern Italy. It is the capital of the province of Treviso and the municipality has 84,669 inhabitants. Some 3,000 live within the Venetian walls or in the historical and monumental center; some 80,000 live in the urban center while the city hinterland has a population of approximately 170,000.

Aquileia is an ancient Roman city in Italy, at the head of the Adriatic at the edge of the lagoons, about 10 kilometres (6 mi) from the sea, on the river Natiso, the course of which has changed somewhat since Roman times. Today, the city is small, but it was large and prominent in classical antiquity as one of the world's largest cities with a population of 100,000 in the 2nd century AD and is one of the main archaeological sites of northern Italy. In late antiquity the city was the first city in the Italian Peninsula to be sacked by Attila the Hun.