The Hippodrome of Constantinople, also known as the At Meydanı (Horse Square) in Turkish, is an ancient chariot-racing track located in Istanbul, Turkey. It was originally built during the Roman period and served as a center of entertainment for the city for centuries.

The Hippodrome was located in the heart of the ancient city of Constantinople, and it was used for chariot races, athletic events, and political and social gatherings. It was surrounded by grandstands that could hold up to 100,000 people.

Today, the Hippodrome is a public square located in the Sultanahmet neighborhood of Istanbul. It is home to several ancient monuments, including the Obelisk of Theodosius, the Serpentine Column, and the German Fountain. These monuments were brought to the Hippodrome during the Byzantine period and have since become important symbols of Istanbul’s rich history.

Visitors to the Hippodrome can stroll around the square and marvel at the ancient monuments while taking in the bustling atmosphere of Istanbul. It is a popular destination for tourists and locals alike and offers a unique glimpse into the city’s past.