thor_mark : Eroded Buttes and Badlands Across Painted Canyon (Theodore Roosevelt National Park-South Unit)
thor_mark : Painted Canyon in the Afternoon Sunlight (Black & White, Theodore Roosevelt National Park)
thor_mark : Painted Canyon in the Afternoon Sunlight (Theodore Roosevelt National Park)
thor_mark : A Panoramic View of Painted Canyon (Theodore Roosevelt National Park)
thor_mark : A Theodore Roosevelt National Park Postcard
thor_mark : Layers of Colors Across a Badlands Landscape Stretching As Far As the Eye Could See (South Unit, Theodore Roosevelt National Park)
thor_mark : There’s an Expedition We’re All On (Theodore Roosevelt National Park)
thor_mark : There are Mountains and Valleys to Explore (Black & White, Theodore Roosevelt National Park)
thor_mark : There are Mountains and Valleys to Explore (Theodore Roosevelt National Park)
thor_mark : Butte with Red Scoria Cap in Painted Canyon (Theodore Roosevelt National Park)
thor_mark : Eroded Pedestal Formations (South Unit)
thor_mark : A Varying Landscape in Theodore Roosevelt National Park
thor_mark : This Looks Like a Nice Place for a Photo (Theodore Roosevelt National Park & Preserve)
thor_mark : Blue Skies with Clouds and Badlands in a Late Afternoon Light (South Unit, Theodore Roosevelt National Park)
thor_mark : A Walk Across a Changing Landscape in Painted Canyon (Theodore Roosevelt National Park)
thor_mark : Wild Horses Couldn't Drag Me Away! (Theodore Roosevelt National Park)
thor_mark : Prairie Dog Town in Theodore Roosevelt National Park
thor_mark : Conversations Amongst the Prairie Dogs (Theodore Roosevelt National Park)
thor_mark : A Sole Prairie Dog Inspecting the Surroundings from Its Mound (Theodore Roosevelt National Park)
thor_mark : Are You Checking Me Out? (Theodore Roosevelt National Park)
thor_mark : Community Life in Prairie Dog Town (Theodore Roosevelt National Park)
thor_mark : I Want Coffee! (Theodore Roosevelt National Park)
thor_mark : Morning Hours in Theodore Roosevelt National Park (Black & White)
thor_mark : Morning Hours in Theodore Roosevelt National Park
thor_mark : I Stood Upon a Spot Where Others Have Stood (Theodore Roosevelt National Park)
thor_mark : Bluffs, Hillsides of Trees and Folds Across the Earth (Theodore Roosevelt National Park)
thor_mark : Theodore Roosevelt Wilderness Beyond the Bluffs in the Distance and Along the Little Missouri River (Theodore Roosevelt National Park)
thor_mark : Sunset Landscape (Theodore Roosevelt National Park)
thor_mark : I Walked Under the Cottonwoods in the Merry Month of May (Theodore Roosevelt National Park)
thor_mark : A View Beyond Some Canyon Walls to the Little Missouri River (Theodore Roosevelt National Park)