Imperial Roman army other military facilities e.g. Hadrian's Wall itself was built by the army. But they also built up much of a province's Roman infrastructure: trunk Roman roads, bridges, docks, canals, aqueducts, entire new cities such as "coloniae" for veteran legionaries, public buildings (e.g. basilicas and amphitheatres). The army also carried out large-scale projects to increase the land available for agriculture, such as forest clearance and draining marshes (e.g. the large-scale drainage of the Fens in eastern England, which were probably developed as a huge imperial estate). The army also excavated many of the mines and quarries that produced the raw materials
Roman Wall (Sofia) Old Wall remained as a lone marker in the abandoned Turkish graveyard. In 1957, the wall underwent a reconstruction and was enlisted as a monument of culture. Today, the wall is located in the neighbourhood of Lozenets, on the Stara Stena Street near Hristo Smirnenski Boulevard. A small marketplace exists around the wall and bears its name, and a weekly farmers' market also called "The Roman Wall" takes place every Saturday at the place. 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