Classified for credit

Living-history pioneer village with period structures illustrating Colorado frontier settlement and ranching life in Grand County.

Museum covering Pueblo, Colorado's multicultural heritage including Hispanic, Native, and European settlement history of the Arkansas River Valley.

Railroad museum covering the history of rail transport — supports transportation history, industrial history, and the role of railways in westward expansion.

Small automotive museum in Rangely, CO with vintage vehicles illustrating transportation history and mechanical evolution through the 20th century.

Late 19th-century industrialist estate in a Colorado mining district — covers Gilded Age industry, coal mining history, and vernacular castle architecture.

Railroad history museum in Ridgway, CO — covers narrow-gauge rail operations, mining-era transportation, and Colorado heritage.

Collection of vintage motorcycles spanning a century of American mechanical engineering and transportation history.

Regional museum documenting Cañon City and Fremont County history including frontier settlement, mining, and the Royal Gorge area.

NPS site marking the 1864 massacre of Cheyenne and Arapaho peoples — covers Native American history, U.S. Army policy, and 19th-century westward expansion.

Museum dedicated to Shelby American performance vehicles — covers automotive engineering history and American manufacturing heritage.

South Park rail and Como roundhouse preservation site covering Colorado narrow-gauge railroad history and steam-era engineering.

Well-preserved Colorado silver-boom ghost town with original 1880s structures — covers mining-era history and westward expansion.

Museum and grave site of William F. Cody on Lookout Mountain — covers American frontier history, Wild West showmanship, and westward expansion.

Federal Reserve branch money museum covering U.S. monetary history, currency design, economics, and how the banking system works.

Regional history museum covering Yampa Valley ranching, skiing heritage, and Ute culture — documents western Colorado pioneer and Native American history.

Trinidad History Museum complex covering Southern Colorado settlement, the Santa Fe Trail, and Hispanic and coal-mining heritage.

Idaho Springs mining heritage museum covering the Clear Creek County gold rush, hard-rock mining techniques, and Colorado settlement history.

Museum on the ancestral homeland of the Ute people — covers Native American history, culture, and the life of Chief Ouray in Colorado.

Local historical society documenting Aspen's silver-mining boom and Colorado mountain-town development in the 19th century.

Municipal history museum covering Aurora, CO's development from farming community to Denver suburb — local history, westward migration, and urban geography.

Preserved Victorian-era home of early Fort Collins pioneer Franklin Avery — covers Colorado territorial history, land surveying, and late 19th-century domestic life.

Victorian-era mansion in Trinidad, CO documenting Gilded Age ranching wealth and southern Colorado's late 19th-century commercial history.

Local museum in Castle Rock documenting Douglas County and Colorado Front Range pioneer and mining history.

Museum at the Byers-Evans House documenting Colorado women's contributions from territorial days onward — women's history and suffrage studies.