Haydnhaus is the house where the composer Franz Joseph Haydn lived and worked in Vienna from 1793 until his death in 1809. Today, it is a museum that celebrates the life and music of the composer.The museum provides a comprehensive overview of Haydn's life and work, with exhibits illustrating his musical development and influence. His most important works are displayed, such as symphonies, string quartets, and oratorios, along with documents and letters that testify to his career.The museum regularly organizes concerts and educational activities to introduce Haydn's music to a wide audience.