Aquileia is an ancient Roman city located in northeastern Italy, near the border with Slovenia. Founded in 181 BC, it became a significant trade and military hub due to its strategic position along the Via Postumia, a key Roman road. The city was known for its impressive architecture, including a large basilica and intricate mosaics. Today, Aquileia is recognized as a UNESCO World Heritage Site, celebrated for its archaeological remains that reflect its historical importance. Visitors can explore the ruins, including the ancient forum and the remains of Roman houses, which provide insight into life during the Roman Empire.