Alcantarilla Dam, Roman hydraulic structure in Mazarambroz, Spain.
The Alcantarilla Dam is a Roman water structure with two parallel stone walls filled with earth between them. The construction extends over several hundred meters and was part of a water supply system for the ancient city.
The dam was built in the 2nd century and was part of a water supply system for the Roman city of Toletum. It shows the technological advances Rome made in water management during that time.
The dam shows Roman methods of water control that remain visible in its stone walls today. Visitors can see in the construction details how Romans made water usable for their cities.
The site is located near Toledo and is accessible to visitors interested in Roman engineering. The location is heritage protected, so visitors should stay on marked paths and explore the structure carefully.
The interior construction resembles the Proserpina Dam with two stone walls enclosing an earth core. This double-wall technique was a proven Roman method for improving stability and waterproofing.
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