| Altenum | |
|---|---|
| Alternative name(s) | Altinum, Altina |
| Known also as | Castra of Oltina |
| Founded | 4th century AD |
| Abandoned | 6th century AD |
| Province | Scythia Minor |
| Directly connected to | |
| — Stone structure — | |
| Size and area | (2 ha) |
| — Alae — | |
| — Classis — | |
| Place name | Dealul Maxinca |
| Town | Oltina |
| County | Constanța |
| Country |
|
| RO-LMI | CT-I-s-B-02717 |
| RO-RAN | 62495.03 |
| Recognition |
|
| Condition | Ruined |
Altenum was a fort in the Roman province of Scythia Minor in the 4th and 6th centuries AD.
Coordinates: 44°11′26″N 27°41′43″E / 44.19056°N 27.69528°E