Classified for credit

Delaware's working State Capitol building — covers state government structure, legislative process, and civics through guided tours.

Museum housing historic horse-drawn carriages and related artifacts — 18th–19th century transportation history and material culture.

Tribally operated museum preserving Nanticoke language, artifacts, and cultural history — supports Native American studies, Delaware history, and indigenous heritage.

Historic farm site within Auburn Valley State Park covering Delaware agricultural heritage and 19th-century rural life.

Georgian colonial-era house on Dover's historic green — covers Delaware colonial history, architecture, and early American government.

Restored railroad signal tower museum — covers 19th–20th-century rail operations, telegraph communication, and Delaware railroad history.

19th-century rural Gothic estate with museum and grounds — Delaware social history, Victorian domestic life, and landscape horticulture.

Historic 1812-era house museum documenting the British bombardment of Lewes — covers War of 1812 naval history and Delaware's colonial maritime heritage.

Original Delaware State House dating to 1792 — covers colonial governance, Delaware's role in ratifying the Constitution, and early American civic history.

Small historic house museum in Rehoboth Beach covering Delaware coastal community history and 19th-century domestic life.

Circa-1780 Methodist chapel — one of America's oldest — covers early American religious history, Methodist founding, and Colonial-era Delaware settlement.

Small local history museum in a Delaware beach town — Delaware coastal community heritage, early 20th-century settlement, and regional social history.

Small Delaware bay maritime museum — covers local fishing heritage, bay ecology, and the history of the Delaware watermen.

Small-town Delaware historical society museum covering local agricultural and community history from the 18th century onward.

Preserved 18th-century Georgian merchant house in Delaware — demonstrates colonial domestic life, architecture, and mid-Atlantic trade history.

Delaware Historical Society with research library and exhibits spanning colonial through modern Delaware history — supports primary-source historical research.

Delaware's official state archives with primary-source documents and exhibits covering Delaware and colonial American history.

State police museum covering law enforcement history in Delaware — civics, criminal justice, and public-safety history.

One of the oldest surviving brick houses in the US, illustrating colonial-era Delaware settlement, Dutch architecture, and early American domestic life.

Delaware county historical society with local artifacts and records covering Sussex County settlement, colonial, and 19th-century history.

19th-century Delaware governor's mansion — illustrates antebellum political history, plantation-era domestic life, and state governance.

17th-century Swedish Colonial house museum in Wilmington documenting early European settlement and Delaware colonial history.

Small preserved historic village in coastal Delaware — supports mid-Atlantic colonial and 19th-century community history studies.

19th-century wooden covered bridge preserved on original site — illustrates historic bridge engineering and Delaware transportation history.