Second-largest Princes' Island with green forests and blue waters. Popular summer activities include swimming, concerts and fitness center. Historic sites include Naval High School and Hüseyin Rahmi Gürpinar Museum. Motor vehicles prohibited, recommended to rent bikes
Nine islands located across Maltepe and Kartal districts on Marmara Sea. Six main islands: Büyükada, Heybeliada, Kınalıada, Burgazada, Kasikadasi, Sedefadasi. Majority of population Greek, Armenian, Jewish and Syrian Christians
Istanbul's beaches are mostly located near the Black Sea. Bosphorus divides Istanbul into two halves. Some beaches offer activities and entertainment, others are quiet family spots
Nine small islands located in Sea of Marmara near Istanbul. Only four inhabited islands: Büyükada, Heybeliada, Burgazada, Kınalıada. Accessible by ferry from Kabataş, Beşiktaş, or Bostancı ports. Car-free environment ideal for walking, cycling, or horse-drawn carriages
Lead ship of Ada-class ASW corvettes in Turkish Navy. Named after Heybeliada Island, home to Turkish Naval High School. Built by Tuzla Naval Shipyard as part of MILGEM project
Founded in 1773 as Imperial School of Naval Engineering in Kasımpaşa. Initially trained civilian captains in navigation and plane geometry. Moved to Heybeliada in 1834, later to Kasimpasa and finally Heybeliada again. Had 34 rooms, 150 trainees, hospital, pharmacy, and library