Pompeii is in Campania, Italy, not far from Naples. Its major attraction is the ruined ancient Roman city of the same name, which was engulfed by Mt. Vesuvius in AD 79. This is a UNESCO World Heritage Site. featuring the main roads, the Cardo Maximus is in Red and the Decumani Maximi are in green and dark blue. The southwest corner features the main forum and is the oldest part of the town.]]