Which was built first, the Theodosius Cistern or the German Fountain?
Theodosius Cistern The Theodosius Cistern (Greek: Κινστέρνα Θεοδοσίου , Turkish: Şerefiye Sarnıcı ) is one of many ancient cisterns of Constantinople that lie beneath the city of Istanbul, Turkey. The modern entrance is in Piyer Loti Caddesi, Fatih.
Harbour of Eleutherios The Harbour of Eleutherios (Greek: ), later known as the Harbour of Theodosius (Greek: λιμήν Θεοδοσίου , Latin: "Portus Theodosiacus" ) was one of the ports of ancient Constantinople, the capital of the Byzantine Empire, located beneath the modern Yenikapi neighbourhood of Istanbul, Turkey.