Classified for credit

Museum housing Thomas Gilcrease's collection of American West art and Indigenous artifacts — covers U.S. history, westward expansion, and Native American cultures.

Open-deck observatory at Lowell — public night-sky telescope viewing and astronomy education.

Walk-through giraffe encounter at Brevard Zoo — covers large mammal biology, African savanna ecosystems, and zoo conservation programming.

Hands-on giraffe-feeding experience at Fresno Chaffee Zoo — supports African savanna ecology, giraffe anatomy, and animal-behavior observation.

Private exotic-animal ranch specializing in giraffes and African wildlife — covers large mammal biology, zoology, and wildlife conservation.

Giraffe exhibit within a Boston zoo setting — supports African wildlife biology, animal behavior, and conservation education.

Temperate rainforest garden in Juneau with upside-down trees and glacier views — Southeast Alaska ecology, horticulture, and glacial geology.

AZA-accredited zoo on the Texas-Mexico border with strong species-conservation programs — supports zoology, endangered species biology, and Latin American biodiversity.

Toledo Museum of Art's glass pavilion with hot-glass demonstrations and exhibits — covers art history, glass chemistry, and material science of silica.

Hands-on children's museum with exhibits covering literacy, math, science, and community roles for early learners.

National recreation area centered on Lake Powell and Glen Canyon — covers Colorado River hydrology, desert geology, and water resource management.

Minnesota state park centered on a pristine glacial lake system — covers glacial geology, freshwater ecology, and native prairie and woodland habitats.

Fossil museum in eastern Montana with actual dinosaur specimens and fossil prep lab — covers paleontology, stratigraphy, and Cretaceous-period geology.

Public planetarium and dark-sky park with telescope observing programs — covers astronomy, optics, and the science of light in a designated dark-sky zone.

Aviation museum on the site of Glenn L. Martin's plant — covers Maryland aviation manufacturing history, aerospace engineering pioneers, and WWII aircraft production.

Large-scale contemporary art museum integrated into a 230-acre landscape — supports visual art study alongside landscape and environmental design.

Drive-through safari park with free-roaming native and exotic wildlife — covers animal behavior, conservation biology, and species diversity.

Utah state park campground set among hoodoo formations — supports geology, erosion processes, and desert ecosystem study.

Utah state park with sandstone hoodoo formations — covers geology, erosion, desert ecology, and landform geography.

Outdoor railroad museum with historic locomotives and the presidential car — covers railway history, transportation engineering, and 20th-century civics.

Oregon state natural area featuring two large waterfalls — covers watershed hydrology, coastal range geology, and old-growth forest ecology.

35-square-mile Colorado Front Range state park with diverse geology, wildlife, and ranger programs — ecology and earth science.

1,000-acre urban park in San Francisco containing botanical gardens, a natural history museum, and coastal habitat — supports ecology and urban conservation studies.

Outdoor living-history park in Golden depicting Colorado frontier life — supports 19th-century Western settlement history and pioneer social studies.