Scotland during the Roman Empire of the geography of Scotland had extended to the "Hebudes" (The Hebrides), "Dumna" (probably the Outer Hebrides), the Caledonian Forest, and the Caledonians. Ptolemy, possibly drawing on earlier sources of information as well as more contemporary accounts from the Agricolan invasion, identified 18 tribes in Scotland in his "Geography", but many of the names are obscure. His information becomes much less reliable in the north and west, suggesting early Roman knowledge of these area was confined to observations from the sea. Famously, his coördinates place most of Scotland north of Hadrian's Wall bent at a right angle, stretching due eastward
Roman amphitheatre the Roman city of Pompeii, and was buried by the eruption of Vesuvius in 79 AD, that also buried Pompeii itself and the neighboring town of Herculaneum. It is also the oldest surviving Roman amphitheatre built with stone. The second-largest Roman amphitheatre was the Faleria, built 43 A.D. It was located in Picenum (now Falerone), Italy. Its building dimensions were 178.8 × 106.2 meters, and it had an arena shaped like an ellipse. It had twelve entrances, four of which led to the arena and had eight rows of seats divided into three sections. Only the outside wall of the