Which of these has its entrance in Piyer Loti Caddesi, Hagia Sophia or Theodosius Cistern?
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.
i don't know