Archivo: Les Ferreres Aqueduct, built in the 1st century AD to supply water to the ancient city of Tarraco, Spain - 52635720275

Descripción: The aqueduct took water from the Francolí river, 15 kilometers north of Tarragona. It probably dates from the time of Augustus. The aqueduct has a maximum height of 27 m and a length of 249 m, including the ends where the specus (water channel) runs atop a wall. It is composed of two levels of arches: the upper section has 25 arches, and the lower one has 11. All arches have the same diameter of 20 Roman feet (5.9m) with a variation of 15 cm. The distance between centres of the pillars is 26 Roman feet (7.95m).
Título: Les Ferreres Aqueduct, built in the 1st century AD to supply water to the ancient city of Tarraco, Spain - 52635720275
Créditos: https://www.flickr.com/photos/carolemage/52635720275/
Autor(a): Carole Raddato
Términos de Uso: Creative Commons Attribution-Share Alike 2.0
Licencia: CC BY-SA 2.0
Enlace de Licencia: https://creativecommons.org/licenses/by-sa/2.0
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