Classified for credit

Preserved 1856 U.S. Army frontier fort site in the Willamette Valley — Oregon Indian Wars history and mid-19th-century military settlement.

WWII-era coastal defense fort with intact gun batteries on the Oregon coast — covers military history, coastal fortification, and Pacific theater geography.

Preserved cannery on the Columbia River documenting the Pacific Northwest salmon canning industry — covers industrial history and fisheries technology.

Active 1894 lighthouse on the Oregon coast — maritime history, Fresnel lens optics, and coastal navigation.

Regional heritage museum in Astoria covering the history of the Columbia River maritime trade and early Oregon settlement.

Pendleton heritage museum covering the Oregon Trail, railroad era, and the ranching history of the Umatilla region.

Antique hand-carved carousel still in operation with a dedicated museum — covers American craft history, mechanical arts, and carousel design.

Oregon City heritage district at the terminus of the Oregon Trail — covers westward migration, pioneer settlement, and Oregon's early territorial and statehood history.

Late 19th-century pioneer homestead at Cape Blanco State Park — covers Oregon Coast settlement history, Victorian domestic life, and the Hughes family's ranching legacy.

Museum documenting Japanese American history in Oregon including WWII incarceration — primary-source civil rights and 20th-century US history content.

Preserved 1880s Chinese-American trading post — primary-source site for immigration history, frontier commerce, and cultural studies.

Oregon Trail interpretive site at Keeney Pass — covers pioneer overland migration history and 19th-century westward expansion geography.

Regional history museum covering Lane County settlement, indigenous cultures, and Oregon Trail migration patterns.

Interpretive center documenting the Maxville African American logging camp of the 1920s–30s — covers labor history, racial history, and Pacific Northwest settlement.

Restored home of Hudson's Bay Company chief factor John McLoughlin — covers Oregon Trail settlement, fur trade, and Pacific Northwest territorial history.

Museum covering Oregon Trail migration, territorial settlement, and Pacific Northwest history through artifacts and interpretive exhibits.

Regional museum covering Lincoln County coastal Oregon settlement, logging, fishing, and Native American heritage from pioneer era forward.

Museum preserving the communal heritage of a 19th-century German Christian colony — covers utopian settlement, craftsmanship, and Oregon pioneer history.

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.

Oregon Military Museum at Camp Withycombe displays military vehicles and artifacts covering Oregon's role in U.S. conflicts from WWI through the present.

Heritage rail center preserving and restoring historic Oregon steam locomotives — railroad history, mechanical engineering, and Pacific Northwest transportation.

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