Docidava was a fort in the Roman province of Dacia in the 2nd and 3rd centuries AD. Remains of the surrounding vicus were also unearthed. The castra's ruins are located in Buciumi, Romania.
It controlled the road through the Rag pass cutting through Meseș Mountains which was blocked by a stone wall directing the traffic to a guarded entrance, and the road from the fort of Bologa towards the central area of the NW segment of Limes Porolissensis. It was supported by two fortlets and approximately 23 towers.
Wikipedia https://en.wikipedia.org/wiki/Docidava_(castra)
Address Romania
Coordinates 47°2'53.543" N 23°2'40.741" E