Classified for credit

Regional museum in southeast Oklahoma covering Native American history, archaeology, and fine art of the Red River valley cultures.

Museum documenting Jewish communities across the American South — covers immigration history, religious history, and Southern social history.

Regional museum at Plymouth State University documenting White Mountains history, exploration, and ecology.

County history museum in Ventura, CA, with collections spanning Chumash culture, Spanish mission era, and Ventura County development.

Museum focused on women's resistance movements — covers suffrage, labor rights, and civil rights history as primary-source social studies content.

Immersive exhibits on the industrial textile labor movement and immigrant worker culture in 19th–20th-century New England — covers labor history, immigration, and civics.

Restored 1903 railroad depot with exhibits on Idaho rail history, pioneer settlement, and the role of rail in western expansion.

Nanticoke Lenni-Lenape tribal cultural center covering Indigenous history, traditions, and contemporary tribal identity in southern New Jersey.

444-mile historic road corridor used by Native Americans and early settlers — covers indigenous trade routes, frontier settlement, and Southern history.

NPS visitor center for the 444-mile Natchez Trace Parkway covering Native American, colonial, and frontier travel history.

Federal-period historic house museum in Charleston — covers early American decorative arts, architecture, and antebellum social history.

Museum and hall of fame dedicated to abolitionist history — antebellum reform movements, Underground Railroad, and 19th-century civil rights.

Museum dedicated to professional baseball history with artifacts, memorabilia, and timeline exhibits covering the sport's cultural and historical development.

NPS-managed cluster of historic sites in the DC area — covers Civil War, Reconstruction, and African-American history through primary sites.

Museum at Gallaudet University documenting Deaf culture, ASL history, and the founding of American Deaf education.

National Farm Toy Museum traces the history of American agriculture and farm mechanization through scale-model collections.

Comprehensive firearms collection tracing weapons technology and American military history from colonial era to present.

Museum chronicling the National Guard's history from colonial militias to modern service — covers military history and civic duty.

National memorial and museum at President McKinley's birthplace covering the Gilded Age presidency, industrialization, and early 20th-century American politics.

Large national motorcycle museum tracing American motorcycle manufacturing history and the engineering evolution of the motorcycle from 1900s onward.

Only museum dedicated to U.S. Forest Service history — covers conservation policy, forestry science, and land-management history.

Museum dedicated to Packard automobile history — covers American industrial history, early automotive engineering, and manufacturing innovation.

National museum honoring Purple Heart recipients — covers military service history, sacrifice, and the Purple Heart's origins in the Revolutionary War.

National hall of fame in Knoxville, IA documenting the history of sprint car racing — covers automotive engineering and motorsports heritage.