Classified for credit

NOAA-affiliated Oregon State University marine science visitor center with live tanks and research exhibits — marine biology, oceanography, and Pacific coast ecology.

Underground tour of Havre's early-1900s subterranean businesses — covers frontier town history, immigrant labor, and early 20th-century commerce.

Hands-on science and technology museum in Hilo focused on Hawaii's unique STEM context — covers earth science, astronomy, and indigenous technology.

Hawaii Big Island botanical garden with tropical rainforest setting — covers tropical plant diversity, Hawaii ecology, and native vs. invasive species.

World-renowned raptor migration lookout with live counting and naturalist-led programs — avian biology, migration ecology, and conservation science.

Hawk Ridge is a premier raptor migration counting station on Lake Superior — covers ornithology, migration ecology, and citizen-science monitoring methods.

Premier hawk migration counting station on the Lake Superior ridgeline — raptor identification, population ecology, and bird banding demonstrations in season.

Zoo-based giraffe feeding and encounter experience at Omaha's Henry Doorly Zoo — covers African mammal biology and zoo conservation programs.

West Virginia state park on the New River Gorge featuring dramatic river geology, Appalachian ecology, and hiking trails with ranger programming.

Ozark state park with sandstone canyon trails and Pickle Creek natural area — supports study of Ozark geology, sandstone formation, and riparian forest ecology.

MIT Haystack Observatory with radio telescopes and research facilities — covers radio astronomy, electromagnetic spectrum, and astrophysics.

Designated International Dark Sky Park on Lake Michigan — covers light pollution, astronomy, and naked-eye observation of stars and the Milky Way.

Interactive river and watershed education center — covers hydrology, Colorado River ecology, and water-resource science.

Hands-on science center in Bemidji — interactive exhibits cover biology, physics, and local natural history for K-12 learners.

Santa Monica Pier aquarium focusing on Santa Monica Bay marine life — covers ocean ecology, invertebrate biology, and local watershed science.

Museum dedicated to Native American art and culture of the Southwest — covers Indigenous history, social studies, and material culture.

Natural science museum with wildlife sanctuary — covers Texas ecology, native wildlife biology, and habitat conservation.

Guided tours of William Randolph Hearst's estate — covers Gilded Age architecture, art collecting, California history, and media-industry history.

African savanna habitat section of Columbus Zoo — covers African wildlife biology, conservation, and sub-Saharan ecosystem study.

Railroad museum with restored locomotives and rolling stock — covers Alabama railroad history, steam and diesel engineering, and industrial development.

National forest spanning Montana's continental divide — forest ecology, Rocky Mountain geography, wildlife biology, and land-management science.

Large national forest in the Montana Rockies — forest ecology, geology, watershed science, and geography across multiple developed recreation areas.

Family zoo in central Minnesota with drive-through and walk-through animal exhibits — covers zoology, animal behavior, and wildlife conservation.

Living-history park at the site of the second English settlement in America — covers early colonial life, Anglo-Powhatan relations, and 17th-century survival skills.