Classified for credit

Federally permitted raptor rehabilitation center — avian biology, bird-of-prey anatomy, wildlife medicine, and Southeast Alaska ecosystem ecology.

Marine research aquarium and wildlife rescue center — covers Alaska marine biology, cold-water ecosystems, and wildlife rehabilitation science.

Drive-through wildlife conservation center housing rescued Alaskan megafauna — covers large-mammal biology, wildlife rehabilitation, and Alaskan ecosystems.

Alaska Zoo in Anchorage specializing in cold-climate and Arctic wildlife — covers subarctic ecology, animal adaptations, and wildlife conservation.

Alaskan-themed habitat section of Omaha's Henry Doorly Zoo — covers subarctic wildlife, conservation biology, and cold-climate animal adaptations.

Outdoor fossil trail near Alcova Reservoir featuring dinosaur trackways and marine reptile fossils — applied paleontology and Wyoming geology.

Bandelier National Monument cliff dwelling accessible by ladder — covers Ancestral Pueblo history, Southwest archaeology, and Native American culture.

AZA-accredited municipal zoo in Alexandria featuring native and exotic species — supports zoology, animal behavior, and conservation biology study.

NPS site preserving ancient flint quarries used by Native Americans for 13,000+ years — archaeology, lithic technology, and pre-Columbian history.

Restored 19th-century iron-furnace village with living-history demonstrations — covers Industrial Revolution-era iron production, trade, and early American industry.

Large state park in the Allegheny Mountains with ranger programs covering forest ecology, geology, and Appalachian biodiversity.

Hands-on science discovery center in La Grange Park — interactive exhibits cover physics, biology, and engineering fundamentals for elementary and middle-school learners.

Reptile park specializing in alligators and crocodilians with keeper talks covering herpetology and reptile conservation.

Working alpaca farm open to visitors — covers animal husbandry, fiber production biology, and sustainable agriculture in a hands-on setting.

Living-history pioneer village with restored 19th-century structures — covers Michigan settlement, frontier trades, and daily life in the 1800s.

Interactive museum exploring optical illusions, perception, and mind-bending large-scale art installations — bridges visual arts and neuroscience of perception.

Hands-on children's museum with interactive exhibits across literacy, STEM, and social-skills themes designed for early-elementary learners.

Tropical wildlife exhibit at Zoo Miami featuring South American and rainforest species — covers tropical biodiversity, conservation biology, and rainforest ecology.

Free guided tour of a working Amazon fulfillment center — covers robotics, logistics, supply-chain math, and large-scale automation.

Smithsonian National Zoo's Amazon rainforest building with live fish, reptiles, and invertebrates — tropical biodiversity and freshwater ecosystem biology.

Museum documenting the history of American slavery and its ongoing legacy — covers primary-source African American history, civil rights, and social justice.

Museum in a rebuilt section of the Berlin Wall dedicated to Churchill — covers World War II, the Cold War, and the Iron Curtain's impact on Europe.

Ancient stone ceremonial and astronomical site with standing stones and calendar alignments — covers pre-Columbian New England archaeology and archaeoastronomy.

Large transportation history museum with antique and vintage vehicles — mechanical engineering, transportation technology, and American industrial history.