Classified for credit

Grand Coulee Dam visitor center — fluid dynamics, hydropower generation, and Depression-era civil engineering of the largest US concrete structure.

LIGO gravitational-wave observatory with public visitor center — covers physics of spacetime, interferometry, and Nobel Prize-winning astrophysics research.

World's first full-scale plutonium production reactor at Hanford Site — covers nuclear physics, WWII history, and the science of the Manhattan Project.

Active stratovolcano national park with ranger programs covering glaciology, alpine ecology, and Pacific Northwest geology.

NPS volcanic monument with visitor center and lava-field trails — covers plate tectonics, volcanic geology, blast-zone ecological succession, and the 1980 eruption.

Major aviation and space museum with 175+ aircraft including Air Force One and a Concorde — aeronautical engineering, aerospace history, and flight physics.

Interactive popular culture museum covering music, film, and science fiction — supports media literacy, cultural history, and American popular arts.

World-class natural history museum with paleontology, mineralogy, and anthropology collections — note: address listed is Paris, France, not a US venue.

North Cascades National Park offers ranger-led programs covering glaciology, alpine ecology, and Pacific Northwest geology.

UNESCO-recognized national park spanning temperate rainforest, alpine meadows, and Pacific coastline — ecology, geology, and watershed biology across multiple biomes.

NPS park spanning temperate rainforest, alpine meadows, and Pacific coastline — field study in diverse ecosystems, geology, and Pacific Northwest biodiversity.

Large hands-on science center with exhibits in physics, biology, technology, and astronomy — strong cross-disciplinary STEM curriculum coverage.

AZA-accredited zoo and aquarium with Arctic, Asian, and marine exhibits — covers zoology, conservation biology, and marine ecosystem science.

Major accredited zoo and aquarium with Pacific Northwest and global species — covers zoology, marine biology, and wildlife conservation programs.

Major Pacific Northwest aquarium on Seattle's waterfront — marine biology, Puget Sound ecology, fish anatomy, and ocean conservation.

Expanded Seattle Aquarium ocean pavilion on the waterfront — covers Pacific marine biology, ocean ecosystems, conservation science, and tidal zone ecology.

Space gallery at the Museum of Flight featuring spacecraft, astronaut artifacts, and spaceflight history — covers aerospace engineering and space science.

Woodland Park Zoo in Seattle — strong conservation programming covers zoology, animal behavior, and global ecosystems.

AZA-accredited Seattle zoo with active conservation and research programs — covers animal biology, global ecosystems, and endangered species recovery efforts.

Reconstructed 1843 Hudson's Bay Company fur-trade fort with living-history demonstrations — Pacific Northwest settlement, Indigenous trade relations, and pioneer life.

Point Defiance Zoo section featuring Asian forest wildlife — zoology, conservation biology, and Asian biodiversity.

Columbia River Gorge state park built on a volcanic basalt monolith — covers geological history, river ecology, and Pacific Northwest flora.

Living open-air museum of Northern England life — NOT a US venue; address is County Durham, UK. Classified on content: Victorian/Edwardian living history.

Federal wildlife refuge at the Nisqually River delta — estuary ecology, Pacific Flyway bird migration, and wetland conservation are the curriculum core.