Classified for credit

Colonial-era statehouse (1739) where Rhode Island declared independence — covers colonial governance and the American Revolution.

Railroad museum in a historic depot covering Appalachian railroad history, mountain engineering, and the westward expansion of rail lines.

Reconstructed 18th-century fur-trading fort in Augusta, Maine — supports colonial American history, frontier trade economics, and early New England settlement.

Historic lighthouse with museum exhibits on Connecticut maritime and navigational history — covers lighthouse technology and coastal trade.

Restored 1892 lighthouse on the Straits of Mackinac with maritime history exhibits — covers Great Lakes navigation, Fresnel lens optics, and Straits history.

Historic Old Post Office tower with museum exhibits on Washington DC's architectural and postal history — covers civic architecture and government history.

Salem's 17th-century Old Town Hall in Derby Square — supports Colonial American civic history, witch trials context, and Massachusetts heritage.

Montana natural and cultural history museum covering paleontology, Indigenous history, and homesteader settlement of the High Plains.

Texas Panhandle farm and ranch heritage museum — covers agricultural history, cattle ranching culture, and the settlement of the Great Plains.

Museum at the 100th Meridian marking the boundary of the arid West — covers Great Plains settlement, geography, and westward expansion.

Regional history museum and research center covering Onondaga County's settlement, Iroquois heritage, and industrial development.

Scenic heritage railroad along the Oregon coast covering regional railroad history and coastal geography — excursion-style with historical context.

Oregon's primary historical society museum — covers Oregon Trail, Pacific Northwest settlement, and indigenous history with primary-source artifacts.

Museum documenting Pacific Northwest Jewish history and culture — supports units on immigration, civil rights, and American religious diversity.

Museum inside a historic state psychiatric hospital covering the history of mental health treatment, medical ethics, and 19th–20th-century social policy.

City museum in Tupelo covering northeast Mississippi history including Civil War, Chickasaw heritage, and the region's musical legacy — broad regional social and cultural history.

Dual museum covering American whiskey distilling history and Bardstown local history, including fermentation chemistry and bourbon heritage.

Dual museum covering whiskey distillation history and Bardstown regional heritage — applies chemistry of fermentation to American industrial and agricultural history.

Historic jail museum in Cripple Creek covering frontier law enforcement and the colorful outlaw history of Colorado's gold rush era.

Museum documenting the Overland Trail and westward migration — covers pioneer history, geography, and 19th-century American expansion.

Museum documenting the Overland Trail and westward migration — covers pioneer history, westward expansion, and 19th-century American geography.

National historic trail commemorating the 1780 Patriot militia march — covers Revolutionary War southern campaign and Appalachian geography.

Restored Gilded Age mansion of brewing magnate Captain Frederick Pabst — architectural history and late-19th-century Milwaukee industry and society.

Site of the first battle of the Mexican-American War with ranger programs covering 19th-century U.S. military history and border politics.