WATER ARCHES, CISTERNS,RESERVOIRS
is In Saraçhane in Istanbul, its constuction was commenced during the reign of Constantinus
I (306-337) and was completed by Emperor Valencius in 378. It brought drinking
water from Alibeyköy to the city. It consists of two arches. It used to be 1
km long, however, only a 800 m. section has survived to present times.