(1st–5th c. AD) Novae was a major Roman legionary fortress guarding the Danube frontier in what is now northern Bulgaria [1]. The settlement grew into an important town within the province of Moesia Inferior, later Moesia Secunda [1].
Novae Fortress

| Type | Fortress/citadel |
|---|---|
| Period | 1 - 500 AD |
| Country | Bulgaria |
| Coordinates | 43.6131° N, 25.3943° E |
Bulgaria