Proserpina Dam instance of ancient Roman structure
The Proserpina Dam is a Roman gravity dam in Mérida, Extremadura, Spain, dating to the 1st or 2nd century AD.  It was built as part of the infrastructure which supplied the city of Emerita Augusta with water.
After the fall of the Roman Empire, the Milagros aqueduct leading to the city fell into decay, but the earth dam with retaining wall is still in use.
type of example of manifestation of representation of