Tracing the Long, Winding Path of an Ancient Roman Aqueduct
New York Times
The Aqua Marcia was the longest of the city’s aqueducts, running nearly 60 miles from its source in the countryside to the heart of ancient Rome. The author followed its course, above and below ground.
https://www.nytimes.com/2024/04/24/travel/rome-ancient-aqueducts.html