The Princes' Islands are a group of nine islands located in the Sea of Marmara, near Istanbul, Turkey. The largest and most popular islands are Buyukada, Heybeliada, Burgazada, and Kinaliada. These islands are known for their beautiful landscapes, historic buildings, and a peaceful atmosphere, as motor vehicles are largely banned. Visitors to the Princes' Islands can enjoy activities such as cycling, walking, and horse-drawn carriage rides. The islands also feature charming cafes, restaurants, and beaches, making them a popular getaway for both locals and tourists seeking a break from the bustling city life of Istanbul.