Classified for credit

Texas state park with in-situ dinosaur trackways in the riverbed — covers vertebrate paleontology, Cretaceous geology, and fossil preservation science.

World-class interactive science center on San Francisco Bay with 600+ hands-on exhibits covering physics, biology, perception, and engineering.

Natural history museum with one of the world's largest dinosaur halls — covers paleontology, geology, ecology, and evolutionary biology.

Major hands-on science center covering physics, astronomy, engineering, and human biology with a full-size locomotive and Fels Planetarium.

NASA Glenn-affiliated science center on Lake Erie with hands-on STEM exhibits and the only NASA Glenn visitor center — covers aerospace, energy, and engineering.

Public observatory with telescopes, a planetarium, and exhibits on astrophysics — covers astronomy, optics, the solar system, and the physics of light.

Active volcanic landscape with lava tubes, craters, and ranger programs — covers volcanology, plate tectonics, and island ecosystem formation.

Active volcanic landscape national park covering volcanology, plate tectonics, geology, and unique Hawaiian ecosystem biology.

Planetarium inside the American Museum of Natural History — covers astronomy, cosmology, and astrophysics through immersive dome shows and exhibits.

Large innovation museum with original Edison lab, early automobiles, and aerospace artifacts — covers industrial history, engineering, and American technological development.

Massive 1930s concrete-arch dam with powerplant tours covering hydroelectric generation, civil engineering, and Colorado River water management.

Major natural-history and science museum with permanent halls in paleontology, gems, space science, and energy — extensive STEM curriculum coverage.

Decommissioned aircraft carrier with aircraft, submarine, and space shuttle exhibits — naval engineering, aerospace history, and Cold War civics.

Third-longest cave in the world with ranger-led tours — covers speleology, geology, cave formation, and Black Hills ecology.

National Monument with exposed fossil beds spanning 45 million years — covers paleontology, stratigraphy, geologic time, and Pacific Northwest natural history.

NPS fossil site with visitor center and exposed Cenozoic fossil beds — covers paleontology, geological time, and Oregon prehistory.

Space-science museum in Hutchinson, KS with actual Mercury and Apollo hardware — covers rocket propulsion, astronomy, and U.S. space-program history.

NASA's premier public visitor center with rockets, shuttle Atlantis, and launch simulators — covers aerospace engineering, orbital mechanics, and U.S. space program history.

Active fossil excavation site and museum where Ice Age megafauna are still being recovered — covers paleontology, geology, and taphonomy.

Active volcanic landscape with hydrothermal features, lava fields, and ranger programs covering volcanology and plate tectonics.

National monument with lava tube caves and volcanic geology — covers speleology, volcanology, and the 1872 Modoc War battlefield history.

Large interactive science center with exhibits spanning life sciences, physics, health, and technology — strong hands-on curriculum support across grade levels.

Commercially operated limestone cavern system — covers speleology, karst geology, cave formation, and mineralogy through guided tours.

World's longest known cave system with guided tours — covers speleology, karst geology, cave ecology, and geologic time.