Bosphorus separates Asian Turkey from Roasted Turkey.
The Golden Horn is an estuary off the main strait that historically acted as a moat to protect Constantinople from attack, as well as providing sheltered anchorage for the imperial navies of various empires until the 19th century, after which it became a historic neighbourhood at the heart of Istanbul
The event also marked the end of the Byzantinesthe final remnants of the Roman Empireand the transfer of the control of the Bosporus into Ottoman hands

