Classified for credit

National scenic area spanning a major river gorge — covers geomorphology, Columbia River watershed ecology, and Pacific Northwest geography.

Caldera-formed volcanic lake in the Cascades — covers volcanology, limnology, and Pacific Northwest geology with ranger programs.

Large aviation and space museum housing the Spruce Goose and dozens of aircraft — covers aerodynamics, aerospace engineering, and aviation history.

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

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

National Monument fossil beds visitor center with paleontology exhibits covering Eocene–Miocene mammal evolution and Oregon's volcanic geology.

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

Oregon Coast Aquarium in Newport features marine biology exhibits, seabird aviaries, and coastal ecology tied to the Pacific Northwest shore.

Major Oregon Coast aquarium with shark tank, seabird aviary, and tidal habitats — covers marine biology, ocean ecology, and Pacific coastal science.

Large hands-on science and industry museum with a decommissioned submarine, planetarium, and interactive STEM exhibits — physics, biology, and engineering.

AZA-accredited zoo with strong conservation programs covering vertebrate biology, endangered-species management, and Pacific Northwest and global ecosystems.

Oregon state park with a trail of ten waterfalls — volcanic geology, old-growth forest ecology, and hydrology in a developed park with visitor facilities.

High Desert Museum near Bend, OR combines live wildlife, Native American cultural history, and desert ecology exhibits for interdisciplinary natural and cultural study.

Large urban park hosting the Oregon Zoo, Hoyt Arboretum, and Japanese Garden — ecology, botany, and Pacific Northwest geography in one visit.

Oregon state park in the Columbia River Gorge offering riparian ecology, Pacific Northwest forest biology, and waterfall geology along developed trails.

Working alpaca farm open to visitors — covers animal husbandry, fiber production biology, and sustainable agriculture in a hands-on setting.

Oregon Coast Aquarium with marine habitat exhibits — covers Pacific Ocean ecology, fish biology, and marine mammal adaptations.

Newport aquarium village on the Oregon coast with marine life exhibits — covers Pacific coastal ecology, marine biology, and tide-pool science.

Oregon Coast state park with beach access, tidal zones, and forest trails — covers intertidal ecology, coastal geology, and Pacific Northwest habitats.

Working federal hydroelectric dam with adjacent fish hatchery — covers electricity generation, fish biology, aquaculture, and Columbia River ecology.

Oregon coastal state park with cliffs, beach, and a historic lighthouse — covers Pacific Coast geography, wave erosion, and coastal ecology.

Oregon Coast sandstone headland with tidepools and dune ecology — covers coastal geology, marine biology, and Pacific shore geography.

Oregon coastal headland state park with old-growth forest and tide-influenced shoreline — coastal ecology, Pacific geology, and marine biology.

Oregon Coast state park with old-growth forest, beach access, and tideline — supports coastal ecology, Pacific geography, and outdoor PE.