Wildwood Falls, Oregon

Wildwood Falls and basalt, Oregon

waterfalls, stream, water, volcanic

Rock Avalanche (vertical)

Rock Avalanche

erosion, mass wasting, gravity

Fractures near head of landslide (vertical)

Erosion

mass wasting, gravity, cracks

Slate of the Galice Formation, OR

Slate of the Galice Formation, OR

RGO, metamorphic

Mudstone-matrix melange, OR

Mudstone-matrix melange

RGO

Stream Cobbles Oregon

Cobbles, Cave Junction, OR

sedimentary deposit, gravel, river RGO

Basin and Ranges Pluvials

Pleistocene lakes of Southern Oregon

Distribution of Pleistocene lakes in the southern Oregon Basin and Range (Image ID# basin-and-ranges-pluvials2)

Birds along briney creek, Lake Abert, Oregon

Due to the high salinity and alkali content, Lake Albert is uninhabitable for fish. However, this environment is perfect for brine shrimp and as a result, the lake provides an excellent habitat for a variety of shore birds. (Image ID# 140621-103)

Wallowa Mountains, Oregon

Wallowa Mountains

The Wallowa Mountains rise along a fault zone just south of the town of Joseph. (Image ID# 100624-15lr)