View of the New Mosque (Yeni Cami), an Ottoman imperial mosque in the Fatih district and a notable landmark marking the crossing from the old historic core of the city to the Beyoglu (Pera) district, Istanbul, Turkey, Europe

View of the Blue Mosque (Sultan Ahmed Mosque), an Ottoman-era historical imperial mosque, constructed between 1609 and 1617 during the rule of Ahmed I and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

View of the New Mosque (Yeni Cami), an Ottoman imperial mosque in the Fatih district and a notable landmark marking the crossing from the old historic core of the city to the Beyoglu (Pera) district, Istanbul, Turkey, Europe

View of the Blue Mosque (Sultan Ahmed Mosque), an Ottoman-era historical imperial mosque, constructed between 1609 and 1617 during the rule of Ahmed I and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

Cityscape from the Galata Bridge, spanning the Golden Horn, an arm of the sea, with the New Mosque (Yeni Cami), an Ottoman imperial mosque and landmark in the background, Istanbul, Turkey, Europe

The Blue Mosque (Sultan Ahmed Mosque), an Ottoman-era historical imperial mosque, constructed between 1609 and 1617 during the rule of Ahmed I and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

View of the New Mosque (Yeni Cami), an Ottoman imperial mosque in the Fatih district, and a notable landmark marking the crossing from the old historic core of the city to the Beyoglu (Pera) district, with the Rustem Pasha Mosque in the distance, Istanbul, Turkey, Europe

View of the Blue Mosque (Sultan Ahmed Mosque), an Ottoman-era historical imperial mosque, constructed between 1609 and 1617 during the rule of Ahmed I and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

View of the Blue Mosque (Sultan Ahmed Mosque), from Sultanahmet Park, constructed between 1609 and 1617, an Ottoman-era historical imperial mosque and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

Detail of the Blue Mosque (Sultan Ahmed Mosque), an Ottoman-era historical imperial mosque, constructed between 1609 and 1617 during the rule of Ahmed I and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

View of the Blue Mosque (Sultan Ahmed Mosque), from Sultanahmet Park, constructed between 1609 and 1617, an Ottoman-era historical imperial mosque and a functioning mosque today, UNESCO World Heritage Site, Istanbul, Turkey, Europe

Cityscape from the Galata Bridge, spanning the Golden Horn, an arm of the sea, with the New Mosque (Yeni Cami), an Ottoman imperial mosque and landmark in the background, Istanbul, Turkey, Europe

Cityscape from the Galata Bridge, spanning the Golden Horn, an arm of the sea, with the New Mosque (Yeni Cami), an Ottoman imperial mosque and landmark in the background, Istanbul, Turkey, Europe

Suleymaniye Mosque on top of the hill, Istanbul, Turkey

View of the Blue Mosque and Hagia Sophia at sunset from Kadikoy in Istanbul, Istanbul, Turkey