A woman joining a Dionysian cult is painted on the walls of a room in this city's (*) Villa of Mysteries, and this city's most famous mural is of a married couple posing as scribes.
Explicit graffiti can be found in this city's Lupanar, a brothel. The "masonry" and "ornate" styles are two of four named after this city, and a depiction of Alexander the Great staring down Darius at the Battle of Issus used to be located in its House of the Faun. A woman joining a Dionysian cult is painted on the walls of a room in this city's (*) Villa of Mysteries, and this city's most famous mural is of a married couple posing as scribes. The oldest surviving amphitheatre is located in this city, which suffered the same fate as nearby Herculaneum. For ten points, identify this  Roman archaeological site, buried by ash during the 79 AD eruption of Vesuvius.
Explicit graffiti can be found in this city's Lupanar, a brothel.
{Pompeii}