Katmai National Park:
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Katmai National Park:
Mount Martin steams heavily on a cold winter's day
Bruce and Letty:
Joshua Tree National Park - Climbers
Bruce and Letty:
Cape Krusenstern National Monument - bush planes
Bruce and Letty:
Kaluapapa National Historical Park - Molokai, Hawaii
Bruce and Letty:
Rio Grande Wild and Scenic River at Big Bend National Park
Bruce and Letty:
Chiricahua National Monument - view
Bruce and Letty:
The Delaware Water Gap
kalevkevad:
Protect Geoheritage Just Like Our Eyes
katepedley:
Painted Hills Unit
Colorado Sands:
Yellowstone National Park
Damon Tighe:
Delicate Arch, Arches National Park, Utah
katepedley:
Fires within
katepedley:
Sunshine Cave
Eric Leslie:
Manzanita Lake
cromely:
2010-08-28 Hurricane Ridge (22)