jswigal: Forest Giant (Sequoia sempervirens)
jswigal: Grand Canyon of Yellowstone
jswigal: Stone Grass Water
jswigal: Coastal Redwoods
jswigal: Stones and Water no.1
jswigal: Badlands; Petrified Forest National Park.
jswigal: Q. palustris and wetland grasses, no.2
jswigal: F. grandifolia and winter light
jswigal: Wetland grasses with backlight
jswigal: Quercus Palustris, Sun, and Wetland Grasses
jswigal: Elements of Yellowstone
jswigal: Spring Colors
jswigal: Grand Canyon South Rim 1.5
jswigal: Grand Canyon South Rim 1.2
jswigal: Cinders
jswigal: Fir and Moss
jswigal: Sand Dweller (I.D. needed)
jswigal: Crater Lake Typical
jswigal: Bacterial Mats 1.2
jswigal: Bacterial Mats 1.3
jswigal: Bacterial Mats 2.0
jswigal: Yellowstone Layers
jswigal: Bacterial Mat Study
jswigal: Stone and Earth
jswigal: Surface at a Distance
jswigal: Seqouia sempervirens Canopy in Mist
jswigal: Redwood Forest
jswigal: Sequoiadendron giganteum forest.
jswigal: Seqouia and Fir
jswigal: Seqouiadendron giganteum and Sunlight