Eisenstadt Castle, located in Eisenstadt, Austria, is a historic palace that dates back to the 13th century. Originally built as a fortress, it has undergone several renovations over the centuries, transforming it into a beautiful Baroque residence. The castle is known for its stunning architecture and picturesque gardens, making it a popular tourist destination. The castle is also significant for its connection to the composer Joseph Haydn, who served as the court musician for the Esterházy family, the castle's former owners. Today, Eisenstadt Castle houses a museum and hosts various cultural events, showcasing its rich history and artistic heritage.