Aerial view of ferry boats docked at a port on the Bosphorus River in Karakoy Istanbul Turkey on a cloudy day

bosphorus bosphorus river karakoy ferries istanbul boats aerial istanbul turkey buildings european buildings ataturk bridge bridge drone turkey seaside taxis city mosque turkish river tourism cars european seagulls europe transportation touristic busses coastal ferry roads ataturk travel traffic yellow taxis old day road cloudy vacation birds summer time highway morning rugged sunrise