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.

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

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.

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

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.

National scenic area spanning a dramatic river gorge — covers volcanic geology, Columbia River watershed ecology, and Pacific Northwest geography.

High-desert canyon state park along the John Day River — covers geological formations, riparian ecology, and Oregon geography.

1.6-million-acre national forest with ranger districts covering ecology, geology, volcanology, and old-growth forest biology.

Oregon state natural area featuring two large waterfalls — covers watershed hydrology, coastal range geology, and old-growth forest ecology.

Coastal state park with tide pools, sea stacks, and shorebird habitat — covers marine ecology, geology, and Pacific Coast geography.

USDA-affiliated outdoor test garden for rose cultivars — covers plant taxonomy, horticulture, and applied botany in a living outdoor classroom.

Large national forest in eastern Oregon — supports forest ecology, watershed science, and geographic study of high-desert landscapes.

Large federal wildlife refuge in the high desert — covers migratory bird ecology, wetland biology, and Great Basin geography.

National forest on the slopes of Mt. Hood — old-growth forest ecology, volcanic geology, and Pacific Northwest watershed science with extensive trail access.

Federal refuge complex protecting Oregon coastal islands and estuaries — seabird nesting biology, marine mammal ecology, and Pacific Coast habitat conservation.

Oregon coast state park with old-growth rainforest, sea stacks, and beach access — supports coastal ecology, Pacific Northwest forest biology, and marine geography.