Ortaköy grew up as a shoreline village where a mosque, a church, and a synagogue stood within a few minutes' walk of one another. The name means "middle village," a leftover from its old place among the settlements strung along the European Bosphorus. Its waterfront is anchored by the Ortaköy Mosque — formally the Büyük Mecidiye — built in the 1850s for Sultan Abdülmecid by the Balyan family of court architects. The neo-Baroque façade is cut with tall windows meant to pull light off the water, and the whole building stands on a stone quay at the very edge of the strait.
Today the small square behind the mosque is one of the city's liveliest gathering spots. Cobbled lanes deliver you to stalls selling kumpir — a baked potato buried under toppings — and waffles heavy with fruit and chocolate, while craft and trinket sellers thread the side streets. The signature view looks past the minarets to the Bosphorus Bridge, the suspension span whose European tower rises almost over the neighbourhood. Ferries and fishing boats pass close to shore, and the light shifts all day across the dome and the water.