Classified for credit

National Monument preserving a vast lava field with cinder cones and lava tubes — covers volcanology, geology, and unique high-desert ecology.

Major museum of American art set in a nationally recognized building with sculpture trails — covers American art history from colonial era to present.

Narrow-gauge heritage railroad through the San Juan Mountains — covers railroad history, westward expansion, and high-altitude Rocky Mountain geography.

South Dakota state park with bison herds, Black Hills ecology, and wildlife programs — biology, Great Plains geography, and conservation.

Large Black Hills state park with free-roaming bison, pronghorn, and burro herds — applied ecology, wildlife management, and Great Plains geography.

Major encyclopedic art museum with a permanent collection spanning 5,000 years — art history and visual-culture analysis.

AZA-accredited zoo with strong conservation programs — covers zoology, global biomes, animal behavior, and wildlife conservation across 100+ acres.

Large accredited zoo with strong conservation programming across hundreds of species — covers zoology, animal behavior, and global biodiversity.

U.S. Space & Rocket Center exhibit hall housing Saturn V rocket and Apollo hardware — covers aerospace engineering, orbital mechanics, and space exploration history.

Extreme desert national park — covers geology, arid-land ecology, meteorology, and is the lowest elevation point in North America.

6-million-acre national park with ranger programs — covers subarctic ecology, wildlife biology, glaciology, and Alaska geography.

Six-million-acre national park with ranger programs covering subarctic ecology, glaciology, wildlife biology, and Alaskan geography.

Six-million-acre national park and preserve with glaciers, tundra, and Denali — covers subarctic ecosystems, geological processes, and Alaskan wildlife biology.

Major Denver art museum with encyclopedic collection spanning Native American, Western American, and global art — substantial publicly accessible exhibits.

Major natural history and science museum with exhibits in geology, paleontology, space science, and anthropology.

Large accredited zoo with strong conservation programs covers vertebrate zoology, animal adaptation, and global ecosystems across 80+ acres.

Major botanical garden specializing in Sonoran Desert flora — plant adaptations, desert ecology, and ethnobotany with labeled specimens throughout.

World's largest indoor desert exhibit inside Omaha's Henry Doorly Zoo — covers desert biomes, reptile and invertebrate biology, and global climate zones.

Major encyclopedic art museum with collections spanning ancient to contemporary — supports visual art, art history, and cross-cultural studies curriculum.

AZA-accredited zoo with strong conservation programming covering animal biology, global biodiversity, and wildlife conservation ethics.

Large accredited zoo with strong conservation programming — covers zoology, animal behavior, global biodiversity, and wildlife conservation.

Paleontology museum on the Jurassic-rich Colorado Plateau with fossil casts, working lab, and excavation site access.

National Monument with in-situ dinosaur fossil quarry and ranger programs — covers paleontology, geology, stratigraphy, and Jurassic-era natural history.

NPS monument with an in-situ Jurassic fossil quarry wall and paleontology exhibits — covers vertebrate paleontology, stratigraphy, and geological time.