In the 5th century BC, a Celtic refuge and place of worship was built on the Heiligenberg, or 'Holy Mountain'. In 40 AD a fort was built and occupied by the Romans.
Septeuil has been known in Mithriacism since 1984, when a sanctuary dedicated to Mithras was discovered in the 4th century. It was located in a spring sanctuary (nymphaeum) of the 1st century.
C’est en 1986, à l’occasion de la restructuration de l’ancien magasin Parunis, qu’une fouille de sauvetage archéologique fut réalisée cours Victor Hugo.
Around 300 BC, Burdigala was the settlement of a Celtic tribe, the Bituriges Vivisci. The Romans conquered the area in 60 BC and made Burdigala the capital of the Roman province of Aquitania during the reign of Emperor Vespasian.
The Mithraeum of Osterburken could not be excavated bodily owing to the water of a well in the immediate neighbourhood. The monument had been covered carefully with sand.
The Romans took Arelate from the Ligurians in 123 BC and made it an important city by building a canal towards the Mediterranean. Present-day Arles has preserved many Roman buildings.
Argentoratum or Argentorate was the ancient name of Strasbourg. Its name was first mentioned in 12 BC, when it was a Roman military outpost established by Nero Claudius Drusus. The Legio VIII Augusta was stationed there from 90 AD.
The Celts are the first known to have settled in this place, which they called Binge, meaning rift. Roman troops stationed here in the first century AD rendered the local name as Bingium in Latin.