Vallum (Hadrian's Wall) Scotland and the temporary abandonment of Hadrian's Wall. It is worth noticing at this point that the Antonine Wall was a less formidable barrier than Hadrian's Wall, for two main reasons: firstly, because it was built out of turf rather than stone; and secondly, because it had no equivalent ditch system like the Vallum behind the Wall. It may have been for these reasons that the Antonine Wall was not garrisoned for very long. Vallum (Hadrian's Wall) The Vallum is a huge earthwork associated with Hadrian's Wall in England. Unique on any Roman frontier, it runs practically from coast to
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