In Roman urban planning, a decumanus was an east–west-oriented road in a Roman city or castrum. The main decumanus of a particular city was the decumanus maximus, or most often simply "the decumanus".
The Straight Street or Via Recta, the main street in the Old city of Damascus, was the city's decumanus, built by the Romans. (Pictured 2017)
Decumanus maximus in Palmyra, Syria
Decumanus maximus in Gadara, Jordan
Decumanus in Xanthos, Antalya Province, Turkey
Castra is a Latin term used during the Roman Republic and Roman Empire for a military 'camp', and castrum for a 'fort'.
Decumanus
…In Roman urban planning, a decumanus was an east–west-oriented road in a Roman city or castrum (military camp). The main decumanus of a particular city was the decumanus maximus, or most often simply "the decumanus". In the rectangular street…
A lidar view of Cawthorne Camp and forts in North Yorkshire.
Reconstruction of the specula or vigilarium (Germanic burgus), "watchtower", a type of castrum, at Rainau-Buch, Germany. An ancient watchtower would have been surrounded by wall and ditch.
A lidar view of Richborough Castle Roman fort and amphitheatre at the site of Rutupiae and part of Richborough port (HER 1916–1945) in Kent.
Reconstructed east gate of a castrum stativum, a more permanent base, at Welzheim, Germany