Esclusas y molino de Casablanca

The Esclusas y molino de Casablanca (English: Locks and mill at Casablanca) or Puerto de Casablanca (Port of Casablanca), also known as Almenara, Esclusas, Casa or San Carlos Mill, is a hydraulic complex located along the Imperial Canal of Aragon in Zaragoza (Spain). It was inaugurated as part of the Imperial Canal of Aragon works in 1786 and formed an integral part of Zaragoza life from the 18th century.

Source: Wikipedia — Esclusas y molino de Casablanca (CC BY-SA 4.0)