The Ancient Roman Aqueduct, a Timeless Engineering Feat

The fact that few are still in use today speaks for the excellence of their advanced design.

The picturesque Aqueduct of Segovia in Spain is one of the best-preserved elevated Ancient Roman aqueducts and one of the best known internationally. It is represented in the city’s coat of arms and it’s a UNESCO World Heritage Site. Photo by NakNakNak.

A succession of light-colored arch after arch topped by the channel transporting water. Built in either stone or brick, held together by expertly perfected concrete, the structure has sometimes more than one order of…