Classified for credit

19th-century covered timber bridge over the Santiam River — historic bridge engineering, timber construction methods, and Oregon pioneer-era infrastructure.

Harney County historical museum covering Oregon frontier ranching, Native history, and settlement — regional Great Basin history.

Cultural center and museum documenting Greek and Greek-American heritage in the Pacific Northwest — covers immigration history, cultural geography, and ethnic heritage.

Small museum tracing the history of law enforcement and policing in the United States.

Southern Oregon regional museum covering pioneer settlement, mining, and Applegate Valley history — primary-source Pacific Northwest frontier history.

County museum system covering Klamath Basin prehistory, Native American history, and Euro-American settlement — regional history and Pacific Northwest geography.

Lake County museum covering the natural and cultural history of Oregon's high desert region, including ranching and Native heritage.

Community history museum in Milwaukie, OR covering local settlement and regional Pacific Northwest history through artifacts and exhibits.

Preserved 1880s Italianate home in Brownsville, OR — illustrates 19th-century domestic life and Oregon pioneer settlement history.

Grounds surrounding the Oregon State Capitol with monuments and historical markers — supports Oregon state government history and civic education.

Museum documenting Portland's Chinese-American community history — covers immigration history, cultural geography, and 19th–20th century social history.

Portland Police Museum chronicling Oregon law enforcement history — covers civic history, criminal justice, and social studies.

Local historical society with artifacts and exhibits on Sandy, Oregon's pioneer and logging heritage — supports Oregon history and community studies.

Oregon Coast community museum covering Seaside's Lewis and Clark connection, coastal settlement history, and local heritage.

Restored 1888 Victorian home with period furnishings — covers late 19th-century domestic life, Eugene's settlement history, and Oregon frontier-era social structure.

Small community museum preserving local Benton County, Oregon pioneer and settlement history through artifacts and photographs.

Local history museum covering Springfield, Oregon's settlement and development — supports Oregon Trail era, timber industry history, and Pacific Northwest community studies.

Restored 1845 pioneer home at the end of the Oregon Trail — covers Westward Expansion, Oregon Trail history, and 19th-century domestic life.

County history museum in the Columbia River Gorge covering settlement, fruit-industry heritage, and regional development — Pacific Northwest local history.

Local history center in Toledo, OR documenting the town's centennial era — covers Pacific Northwest coastal community development and industry.

Small-town Oregon history museum covering Union County settlement, ranching, and 19th-century frontier life in the Grande Ronde Valley.

Small Oregon community museum preserving rural Wamic-area pioneer and agricultural heritage.

Wells Fargo bank lobby exhibit covering 19th-century express mail, stagecoach commerce, and westward expansion.

Small city museum covering Woodburn's agricultural and immigrant community history from the 19th century to present day.