Masons' marks on the stonework indicate that it was built by Greeks, probably from Marseille.
•
The cryptoporticus of Reims, formerly enclosing three sides of the forum, is of Gallo-Roman origin and was probably built during the 3rd century.
At Villa of Livia, probably part of Livia Drusilla's dowry brought to the Julio-Claudian dynasty, rooms in the cryptoporticus beneath terracing were frescoed with trees in bloom and fruit.