Ad Stoma (castra)
Sarichioi, Romania
Ad Stoma was a fort in the Roman province of Moesia. As the Tabula Peutingeriana shows it is situated between Histriopolis and Salsovia, 60 Roman miles from Histriopolis and 24 miles from Salsovia.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).