Электронная библиотека технического вуза
1 During the campaigns of Kiev princes against Byzantium, the Slavs called the city Tsargrad. - Author's note.
mosque when Turks conquered Constantinople, the same as all other temples that still decorate Istanbul. Since Byzantium (Constantinople) did not have enough sources of drinking water, aqueducts were built in the city. For example, a two-story aqueduct 36 m high and 140 m long built under Emperor Justinian and underground freshwater storages, some of which are still in use.