Solani Aqueduct was constructed by the Britishers in 1846 and epitomises the perfect example of engineering marvel in Uttarakhand. It was considered as the most remarkable brick masonry structure. This is constructed on the Solani River and its river bed contains an average diameter of 0.25 millimetres of sand. Moreover, it has the capability of carrying flood flow of 80,000 cusecs. The reason behind its construction was the inspiration from Alcantara Aqueduct in Portugal.