taschroeder:
Petrified Forest, Theodore Roosevelt NP, ND
taschroeder:
Cave Abstract, Wind Cave NP, SD
taschroeder:
Mount Rushmore NM, SD
taschroeder:
Frozen Niagara Room, Mammoth Cave, NP, KY
taschroeder:
Cannonball Concretions, North Unit, Theodore Roosevelt NP, ND
taschroeder:
Wooden Frog Mosquito Attack, Voyageurs NP, MN
taschroeder:
Morning Light on Painted Canyon, Theodore Roosevelt NP, ND
taschroeder:
Petrified Forest, Theodore Roosevelt NP, ND
taschroeder:
Appalachian Sunset, Clingmans Dome, Great Smoky Mountains NP, TN
taschroeder:
After Dark, Frozen Niagara Formation, Mammoth Cave NP, KY
taschroeder:
Hoodoo Formations, Petrified Forest, Theodore Roosevelt NP, ND
taschroeder:
Painted Canyon Sunrise, Theodore Roosevelt NP, ND
taschroeder:
Boxwork Abstract, Wind Cave NP, SD
taschroeder:
Mount Rushmore NM, SD
taschroeder:
Cave Bacon, Wind Cave NP, SD
taschroeder:
Petrified Forest, Theodore Roosevelt NP, ND
taschroeder:
Sunset Boicourt Overlook, Theodore Roosevelt NP, ND
taschroeder:
Waterfall and Ranger, Frozen Niagara Room, Mammoth Cave NP, KY
taschroeder:
May Fly Apocalypse, Wooden Frog Campground, Voyageurs NP, MN
taschroeder:
First Light on Painted Canyon, Theodore Roosevelt NP, ND
taschroeder:
Rain Soaked Badlands, Riverbend Overlook, Theodore Roosevelt NP, ND
taschroeder:
Cannonball Concretions, North Unit, Theodore Roosevelt NP, ND
taschroeder:
Little Missouri River, Wind Canyon Overlook, Theodore Roosevelt NP, ND
taschroeder:
Panorama Sunrise, Badlands NP, SD
taschroeder:
Norbeck Glow, Badlands NP, SD
taschroeder:
Big Badlands Sunrise, Badlands NP, SD
taschroeder:
Yellow Mounds, Badlands NP, SD
taschroeder:
Pinnacles Sunset, Badlands NP, SD
taschroeder:
Fire on the Prarie, Badlands NP, SD
taschroeder:
Norbeck Pass Time Lapse, Badlands NP, SD
