Marie Selby Botanical Gardens Sarasota, FL*
Mayborn Museum Complex Waco, TX
McClung Museum of Natural History and Culture Knoxville, TN
Memphis Rock 'N' Soul Museum Memphis, TN
Mercer Museum & Fonthill Castle Doylestown, PA
Michigan Science Center Detroit, MI*
Michigan State University Museum East Lansing, MI
Mid-America Science Museum Hot Springs, AR*
Mississippi Department of Archives and History Jackson, MS
Montana Historical Society Helena, MT
Morris Museum Morristown, NJ
Morris Museum of Art Augusta, GA
Museo de Arte de Puerto Rico Santurce, PR*
Museo del Canal Interoceánico de Panamá Panama City,
Museum Center at 5ive Points Cleveland, TN
Museum of American Finance New York, NY
Museum of Appalachia Clinton, TN
Museum of History and Industry Seattle, WA
Museum of Latin American Art Long Beach, CA
Museum of Sonoma County Santa Rosa, CA*
Museum of the African Diaspora San Francisco, CA*
Museum of the Rockies Bozeman, MT
Museum of Us San Diego, CA
Musical Instrument Museum Phoenix, AZ
Muskegon Museum of Art Muskegon, MI
Mystic Seaport Museum Mystic, CT