Classified for credit

Federally operated interpretive center covering Oregon, California, Mormon, and Pony Express Trails — primary-source westward migration and manifest destiny history.

Dedicated U.S. Army infantry museum covering American military history from the Revolutionary War through present-day conflicts with artifacts and immersive exhibits.

Museum dedicated to jazz history in Harlem — covers African American cultural history, music theory, and the Harlem Renaissance.

NPS-managed complex of monuments, memorials, and green space along the National Mall — covers U.S. constitutional history, memorialization, and civic geography.

Museum in Frederick, MD dedicated to Civil War medicine — covers period surgical techniques, public health, and battlefield triage as primary-source history.

Large collection of military vehicles from WWII through modern era — covers 20th-century military history, engineering evolution, and US defense history.

Dedicated museum to the WWII Eighth Air Force — covers military aviation history, WWII theater strategy, and wartime social studies.

Official U.S. Navy museum at the Washington Navy Yard — comprehensive American naval history from the Revolution to present, including ship models and artifacts.

Museum dedicated to WWII aviation with restored aircraft covering military history, aeronautical engineering, and the industrial home front.

Smithsonian museum housing the nation's official portrait collection — covers American history, government, and biographical study through portraiture.

National Park Service museum at the site of Andersonville Prison — covers Civil War POW history, human rights, and the Geneva Convention.

Large railroad museum with locomotives and WWII-era equipment including Eisenhower's command train — covers transportation history and industrial engineering.

Dedicated veterans memorial and museum covering all U.S. military service branches — military history, civic duty, and oral-history primary sources.

Thirty decorated classrooms at the University of Pittsburgh representing world cultures — covers world history, immigration, architecture, and cultural geography.

NPS monument preserving three large natural sandstone bridges sacred to Hopi and Navajo — covers Indigenous cultural history and canyon geology.

National Monument preserving 13th-century Ancestral Puebloan cliff dwellings — covers archaeology, Native American history, and Southwest geography.

Working railroad shop complex with restored locomotives and rolling stock — covers transportation history, industrial-age engineering, and railroad's role in U.S. expansion.

Dedicated museum preserving Negro Leagues baseball history — covers racial segregation, civil rights progress, and African-American cultural history.

Alfred I. du Pont's early-20th-century French chateau estate — covers Gilded Age economic history, estate architecture, and Delaware industrial heritage.

Preserved 1906 short-line railroad with operable steam and diesel locomotives — covers railroad history, steam engineering, and Western mining-era transportation.

State railroad museum with restored steam locomotives and narrow-gauge equipment — covers Nevada transportation history, railroad engineering, and westward expansion.

Nevada state railroad museum with historic locomotives and rolling stock — railroad technology history, westward expansion, and Hoover Dam construction era.

National historical park centered on 19th-century whaling industry — maritime history, economics of the whale fishery, and period social history.

Reconstructed capital of the Cherokee Nation with interpreter-led tours — covers Cherokee governance, the Trail of Tears, and Native American sovereignty.