Classified for credit

Urban park complex featuring a zoo, conservatory, and Japanese garden — supports ecology, botany, and animal biology curriculum.

Free municipal zoo and botanical conservatory — covers zoology, botany, and plant biology with a strong focus on family learning.

St. Paul regional park hosting the Como Zoo and Conservatory — covers zoology, botany, and conservation with accessible facilities for all ages.

Museum focused on the American Revolution and Transcendentalist movement in Concord — primary-source artifacts tie directly to Colonial history and 19th-century literature.

Old-growth floodplain forest and national park with ranger programs — covers temperate forest ecology, hydrology, and biodiversity observation.

Air and space museum with aircraft exhibits at the former Sikorsky helicopter factory — covers aviation history, aerodynamics, and engineering.

Operational electric streetcar museum with rideable antique trolleys — covers transportation history and early electric traction engineering.

Regional zoo with conservation programming — covers animal biology, habitat ecology, and species preservation for a range of ages.

Year-round indoor conservatory within a 50-acre botanical garden — covers plant taxonomy, climate zones, and horticultural science.

Victorian glass conservatory in Golden Gate Park housing rare tropical and temperate plant collections — supports botany, plant adaptation, and biome study.

Operating heritage railroad through the White Mountains — railroad history, steam locomotive engineering, and New England regional geography.

Natural history museum with specimens covering geology, biology, and regional ecosystems — supports earth science, taxonomy, and paleontology curriculum.

Free brewery tour at the Coors Golden facility — covers fermentation biology, large-scale food production, and water chemistry.

State park featuring waterfalls, gorges, and old-growth forest — geology, erosion, and northern Wisconsin forest ecology.

National Audubon boardwalk sanctuary through old-growth bald cypress swamp — covers wetland ecology, botany, and bird biology.

Cornell University's botanic gardens with labeled plant collections, natural areas, and wetlands — covers plant taxonomy, ecology, and horticultural science.

NPS site preserving a Tiwa pueblo with kiva murals — covers pre-Columbian Pueblo culture, Spanish colonization, and New Mexico archaeology.

Regional museum covering Gulf Coast natural science and maritime history, including replica Columbus ships and local archaeology exhibits.

Show cave in the Ozarks with guided tours — speleology, karst geology, stalactite/stalagmite formation, and groundwater science.

Wild river state park known for Class IV–V whitewater — covers fluvial geomorphology, riparian ecology, and Ouachita Mountain geography.

High-desert canyon state park along the John Day River — covers geological formations, riparian ecology, and Oregon geography.

Revolutionary War battlefield where Morgan defeated Tarleton in 1781 — NPS ranger programs cover tactics, Patriot-British conflict, and Southern Campaign geography.

Revolutionary War battlefield where American militia defeated British forces — ranger programs cover 18th-century tactics, strategy, and Southern campaign history.

Large national wildlife refuge with lakes, forest, and wetlands — covers migratory bird habitat, wildlife management, and freshwater ecology.