Architecture of Scotland in the Roman era which were later replaced by forts. The most visible fortlet is Kinneil, at the eastern end of the Wall, near Bo'ness. Having taken twelve years to build, the wall was overrun and abandoned soon after CE 160. The Romans retreated to the line of Hadrian's Wall. Roman troops penetrated far into the north of modern Scotland several more times, with at least four major campaigns. The Antonine Wall was occupied again for a brief period after 197 CE. The most notable invasion was in 209 when the emperor Septimius Severus led a major campaign. A string of forts was constructed
Roman Wall (Sofia) Roman Wall (Sofia) The Roman Wall (, "Rimska stena") is the popular but incorrect name for an early Ottoman-era architectural monument in Sofia, the capital of Bulgaria. Part of a 16th or 17th-century Islamic religious building, it now stands in the middle of a small marketplace in the Lozenets neighbourhood. The Roman Wall is a rectangular structure of straight rows of bricks and stones. It exhibits a characteristic Ottoman construction method of surrounding the large cut stones with sets of bricks. The wall is situated with an east-west orientation and features two windows, with a "mihrab" niche in between. A