Classified for credit

Smithsonian National Zoo building dedicated to small mammals — mammalian biology, adaptation, and nocturnal animal behavior.

Smithsonian Institution's historic founding building — covers the history of American science, federal museum-building, and James Smithson's legacy.

Smithsonian museum tracing U.S. postal history — covers communication systems, government infrastructure, and American social history.

Interactive White House visitor experience near Lafayette Square — covers U.S. government, executive branch history, and the role of the presidency.

White House exterior and President's Park cover executive branch government, presidential history, and the architecture of federal Washington, DC.

446-acre federal arboretum in DC with themed plant collections — botany, plant taxonomy, ecology, and horticultural science.

Federally operated living plant collection on the National Mall — covers plant taxonomy, economic botany, global biomes, and U.S. agricultural science history.

Federal observatory that defines US official time — covers astronomy, atomic timekeeping, celestial navigation, and geodesy.

National Mall memorial listing 58,000 Vietnam War casualties — primary-source study of the Vietnam War, veterans' experience, and war memorialization.

Children's play-and-learn space inside the National Museum of Natural History — covers early STEM concepts, literacy, and curiosity-based exploration for young children.

National WWII memorial on the National Mall — covers World War II history, military sacrifice, and the role of American democracy in global conflict.

Memorial and museum honoring African American Union soldiers — covers Civil War service, emancipation, and the USCT regiments through primary-source exhibits.

Museum documenting Muslim contributions to American history and culture — supports social studies units on religious diversity and African American history.

University art museum with rotating contemporary and international exhibits — supports art history, visual analysis, and studio art curriculum.

NPS-managed urban park along the Anacostia River — riparian ecology, urban watershed study, and outdoor recreation with ranger programming.

DC education center focused on Anacostia watershed aquatic resources — covers freshwater ecology, fish biology, and urban water quality science.

OAS museum with Latin American and Caribbean art spanning the 20th century — supports art history, cultural geography, and hemispheric social studies.

U.S. Botanic Garden outdoor gardens featuring the monumental Bartholdi Fountain — supports plant science, botany, and landscape design.

NPS-managed Civil War artillery battery earthworks in DC — covers Union defensive fortifications, Civil War military engineering, and local natural history.

NPS national monument at the former headquarters of the National Woman's Party — covers women's suffrage, the 19th Amendment, and ongoing equality legislation.

Carnegie Institution science campus in DC offering public programs in astronomy, earth science, and plant biology tied to active research facilities.

Home of Carter G. Woodson, founder of Black History Month — covers African American history, civil rights, and the history of historical scholarship.

NPS-managed historic canal in Georgetown — covers 19th-century transportation engineering, trade history, and the role of canals in American commerce.

Museum documenting Chinese American history and contributions in Washington DC — immigration history, cultural identity, and Asian American social studies.