Classified for credit

National park and UNESCO World Heritage Site — tidewater glaciology, marine ecology, and coastal geography with ranger-led programming.

National park with active glaciers, alpine ecosystems, and ranger-led programs covering glaciology, ecology, and Rocky Mountain geography.

NPS recreation area spanning bay, coast, and redwood habitats — covers ecology, coastal geography, Civil War fortifications, and outdoor fitness.

One of the world's great geologic wonders — covers erosion, stratigraphy, river systems, and ecology across 277 miles of canyon.

National park featuring the Teton Range, Jackson Lake, and diverse wildlife — covers geology, ecology, and Rocky Mountain geography.

Remote Great Basin NPS unit with Lehman Caves, ancient bristlecone pines, and a dark-sky program — covers geology, ecology, and astronomy.

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.

National park featuring North America's tallest sand dunes — covers aeolian geology, hydrology, and high-desert ecology with ranger programming.

UNESCO World Heritage site and one of the most biodiverse temperate forests in North America — covers ecology, geology, and Appalachian natural history.

Living-history village with 80+ historic structures and working demonstrations — covers American industrial history, innovation, and daily life from colonial through early 20th century.

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

Remote national park exposing ancient Permian reef geology and Chihuahuan Desert ecology — covers stratigraphy, desert biology, and physical geography.

Active shield volcano summit and crater in a national park — covers volcanology, atmospheric science, Hawaii ecology, and high-altitude biology.

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.

Deepest river gorge in North America — covers geology, river ecology, Pacific Northwest geography, and Native American cultural history.

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

Major encyclopedic art museum with works spanning centuries and cultures — supports formal visual arts, art history, and cross-cultural studies curriculum.

Ohio state park featuring caves, waterfalls, and sandstone gorges — geology, ecology, and Hocking Hills watershed biology.

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.

UNESCO World Heritage Site where the Declaration of Independence and Constitution were debated and adopted — primary-source American founding history and civics.

NPS-managed park preserving Independence Hall, Liberty Bell, and core sites of American founding — primary-source Constitutional history.