The Musical Instrument Museum (MIM) is located in Phoenix, Arizona. Opened in April 2010, it is the largest museum of its type in the world. The collection of over 15,000 musical instruments and associated objects includes examples from nearly 200 countries and territories, representing every inhabited continent. Some larger countries such as the United States, Mexico, India, China, and Brazil have multiple displays with subsections for different types of ethnic, folk, and tribal music.

From Wikipedia