Roman Fortress along the Danube Coast on Bulgarian Area

The Roman Empire has left many traces in world history with various achievements. One of them is the fortresses. fortresses were built such a way that for years afterwards their remains are still visible, without being erased by time, conquerors and atmospheric conditions. Even before conquest, peoples along Danube River understood place was suitable living. considered report not only Roman, but everywhere Romans repaired fortified them. Bulgarians used them, as been natural border between countries long time. most important cities beyond were: Bononia, Ulpia Escus, Nove, Sexaginda Prista, Transmariska Durostorum. In present days sites national tourist importance.