Aquae Calidae, Bulgaria well as from Kabyle, Mesambria (now Nessebar), Odessos, Histria, Tomis, Byzantium, Abdera, Maroneia and the islands of the Aegean, the oldest from Apollonia Pontica from the 5th century BC. The first baths at the Sanctuary of the Three Nymphs originated when the Roman Empire under Lucullus conquered the region, during the Third Mithridatic War in 72 BC. Under Trajan (98-117) nearby Anchialos became the administrative centre of the region and the baths were expanded and extended with two more swimming pools. During this time the Via Pontica was built connecting Constantinople via Deultum, Anchialos, Aquae Calidae with Dorostorum and Sexaginta
Aquae Sulis crossing point of their road, they would have been attracted by the large natural hot spring which had been a shrine of the Celtic Brythons, dedicated to their goddess, Sulis. This spring is a natural mineral spring found in the valley of the Avon River in Southwest England, it is the only spring in Britain officially designated as hot. The name is Latin for "the waters of Sulis." The Romans identified the goddess with their goddess Minerva and encouraged her worship. The similarities between Minerva and Sulis helped the Celts adapt to Roman culture. The spring was built up into