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.
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 exploration of an old pazo, a manor house, near the Roman wall, in Lugo, led to the discovery of a Roman domus, which existed continuously from the beginnings of the Christian Era until the Late Empire.