Use left pairs for crossed vision; use right pairs for straight vision.
Use top pairs for crossed vision; use bottom pairs for straight vision.
Waterfall in ANWR -- side images from 1991 and center image from 1992.
Crevasse on Raven Glacier along Crow Pass Trail in Chugach National Forest.
Old dead spruce on edge of ridge above Crow Creek valley near Girdwood.
Old dead spruce and moss campion at edge of ravine above Crow Creek.