Classified for credit

Small Iowa historical museum in Clermont covering 19th-century settlement, mill history, and local community development.

Small local museum documenting Clewiston's sugar industry and Lake Okeechobee regional history — social studies and Florida heritage.

Local historical society with artifacts and records covering colonial-era and 19th-century Connecticut coastal community history.

Cloud County museum in Concordia, KS covering homestead settlement, World War II German POW camp history, and Great Plains agriculture.

Regional history museum covering Coachella Valley settlement, agriculture, and desert culture — applied local history and geography.

Small-town community museum in Coats, NC preserving local agricultural and settlement history of Harnett County.

Cohasset historical society museum documenting South Shore Massachusetts maritime and colonial community history.

Local historical museum covering Cold Springs area settlement and community history.

County history museum covering Colleton District's colonial, Revolutionary War, and agricultural heritage in the South Carolina Lowcountry.

County museum in Wheeler, TX preserving artifacts of the Texas Panhandle — covers ranching, pioneer settlement, and regional Texas history.

Preserved 1802 Federal-style mansion in Ellsworth — primary-source architectural and social history of Maine's merchant class.

Museum on the grounds of the Colorado State Hospital covering the history of psychiatric care and public health policy in Colorado.

Community history museum covering the Colton, CA area from Native cultures through railroading and citrus-industry eras of the Inland Empire.

Local historical museum in West Columbia covering early Texas settlement and Brazoria County heritage — Texas state history curriculum.

Antique mall with an attached local-history museum — covers regional Wisconsin settlement, commerce, and material culture of the 19th–20th centuries.

Small county history museum in Coldwater, KS covering pioneer settlement, agriculture, and local Comanche County heritage.

Preserved communal kitchen from the Amana Colonies — covers 19th-century communal society, social history, and domestic labor practices.

Museum focused on Confederate and Civil War era Georgia history — supports American Civil War and Reconstruction history units.

Historic Conway House complex in Camden, ME — 19th-century farm buildings illustrate Maine rural domestic and agricultural history.

Restored Route 66 roadside station on the Oatman Road — covers transportation history and westward migration along Route 66.

Museum documenting Michigan's Upper Peninsula copper mining industry — covers industrial history, geology, and immigrant labor heritage.

Connecticut local history society with artifacts and exhibits covering colonial and 19th-century Litchfield County settlement and community life.

Coronado Island historical association covering naval and civilian history of the Coronado peninsula and San Diego Bay.

Local historical society in Corry, PA preserving northwest Pennsylvania industrial and community history through artifacts and documents.