Classified for credit

Local rock and mineral collection museum — supports earth science, mineralogy, and geology curriculum.

Licensed wildlife sanctuary rehabilitating native Virginia species — covers wildlife biology, animal adaptation, and conservation ethics.

Small community science storefront with hands-on exhibits covering physics and biology concepts for elementary and middle school learners.

Wildlife rehabilitation and education center on Colorado's Front Range — covers raptor biology, native wildlife ecology, and conservation practices.

Museum dedicated to John Roebling's wire rope and cable manufacturing legacy — covers industrial engineering, materials science, and 19th-century infrastructure.

Community observatory in western Maine open for public stargazing sessions — practical astronomy, telescope optics, and celestial observation.

Licensed wildlife rehabilitation center near Dallas — covers raptor and bird biology, injury recovery, and native Texas wildlife conservation.

University geology museum with rock, mineral, and fossil collections — covers earth science, mineralogy, and stratigraphy.

University of Florida research observatory offering public viewing nights — covers telescope optics, stellar classification, and observational astronomy.

Wildlife museum with 150+ mounted animals in habitat dioramas covering global biodiversity, animal adaptations, and conservation geography.

Telephone history museum tracing communication technology from early telephony to digital networks — covers electrical engineering and technology history.

City-run utility education center with hands-on exhibits covering water treatment, electricity, recycling, and public infrastructure systems.

Chico State planetarium — astronomy programs and immersive sky shows for school groups.

Small aquarium on the Manhattan Beach pier featuring live local marine specimens — covers Southern California coastal ecology, marine biology, and tidal zone species.

Nature center with aquarium exhibits covering local aquatic species, freshwater ecology, and regional wildlife biology.

University-based planetarium offering sky programs — covers astronomy, celestial mechanics, and observational science.

Note: address resolves to Greenwich, London, UK — not a US destination; classified on merit as a historic observatory covering astronomy, timekeeping, and the Prime Meridian.

Campus planetarium offering star shows and astronomy programming — covers celestial mechanics, light, and the solar system.

University geology museum with mineral, fossil, and rock collections — supports earth science, mineralogy, paleontology, and stratigraphy curriculum.

Roanoke Valley Astronomical Society — public observatory with telescopes supporting hands-on astronomy, optics, and earth-science curriculum.

Community observatory with public stargazing nights — covers optical astronomy, telescope operation, and celestial observation.

East Texas salt mine and mineral extraction site covering geology, mining history, and industrial chemistry of halite salt deposits.

Public observatory at Hastings College — telescope optics, celestial mechanics, and observational astronomy for school-age visitors.

University-operated planetarium at Sacramento State — covers astronomy, orbital mechanics, and cosmology through live sky shows and dome presentations.