The Istanbul Naval Museum is a museum in Istanbul, Turkey, dedicated to the history of the Turkish Navy. It is located in the Besiktas district, near the Bosphorus Strait, and is housed in the former Ministry of the Navy building, which was built in the late 19th century.

The Istanbul Naval Museum is a popular tourist attraction that thousands of people visit annually. It is a fascinating place to learn about the history and traditions of the Turkish Navy, as well as the role it has played in the country's history. 

The museum's exhibits include a wide range of historical artefacts, documents, and memorabilia related to the Turkish Navy, as well as models of ships, weapons, and other naval equipment.

Some of the highlights of the Istanbul Naval Museum include the historic Turkish flag that was flown on the flagship of the Ottoman Navy during the Gallipoli campaign in World War I, a collection of ship models, and a variety of weapons and equipment used by the Turkish Navy throughout its history. The museum also has a library and research centre for those interested in naval history.

The Istanbul Naval Museum is open to the public and offers guided tours in Turkish and English. It is a great place to learn about the history and culture of the Turkish Navy and is a must-visit destination for anyone interested in naval history or Turkish culture.