 Yellow Gaillardia flower in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 White geranium like flower in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 20, 2010
 Yellow stonecrop (Sedum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Sego Lily (Calochortus nuttallii) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Rock Buckwheat (Eriogonum sphaerocephalum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 20, 2010
 Blue Penstemon (Penstemon cyaneus) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Casper Mountain near Garden Creek Waterfall, south from Casper. Wyoming, July 16, 2007
 Above Garden Creek Waterfall in Casper Mountain, south from Casper. Wyoming, July 16, 2007
 Valley of Garden Creek in Casper Mountain, south from Casper. Wyoming, July 16, 2007
 Old farm machinery in Garden Creek Audubon Center. Casper, Wyoming, July 20, 2010
 A stop during a day hike around Garden Creek Falls, south from Casper. Wyoming, July 18, 2007
 Sandstone at Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
 Alcova Reservoir from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
 Alcova Reservoir 25 miles south-west from Casper. Wyoming, July 29, 2010
 Weathered wood on the top of a hill, view from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
 Weathered wood and Alcova Reservoir, view from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
 Parasitic plants in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 View from Road 20/26 west from Casper. Wyoming, July 25, 2010
 Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Landscape from Independence Rock west from Casper. Wyoming, July 22, 2010
 Sulphur Flower (Eriogonum umbellatum) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Yellow coralroot (Corallorhiza trifida) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 D. Herchbach at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 D. Watson at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 L. Cohen at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 D. Watson at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 D. Mazziotti at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 A. Sokolov at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 D. Herschbach at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Participants of Quantum Summer School conference visiting Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Charles H. Townes at Quantum Summer School conference. Casper, Wyoming, July 21, 2010
 Participants of a physics workshop P. Berman, R. Glauber, S. Prasad, and M. Scully touring the Casper museum. Casper, Wyoming, July 17, 2007
 Mountain climbing during a day hike (M. Scully), south from Casper. Wyoming, July 18, 2007
 D. Herchbach during a lecture "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Lecture of D. Herchbach "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Eroded granite rock formations. Independence Rock west from Casper, Wyoming, July 22, 2010
 Independence Rock west from Casper, with names and messages allegedly carved by emigrants to the West in 1843-1869. Wyoming, July 22, 2010
 A fence behind the ranch near Casper. Wyoming, July 20, 2007
 Vintage car behind the ranch near Casper. Wyoming, July 20, 2007
 Horseback riding on the ranch near Casper. Wyoming, July 20, 2007
 Mountain slope behind the ranch near Casper. Wyoming, July 20, 2007
 Exploring old farm machinery on the ranch near Casper. Wyoming, July 20, 2007
 R. Glauber showing a movie at the end of a physics workshop. Casper, Wyoming, July 20, 2007
 R. Glauber watching a movie at the end of a physics workshop. Casper, Wyoming, July 20, 2007
 A discussion after a talk (G. Kurizki) at a physics workshop. Casper, Wyoming, July 20, 2007
 Visiting a local bar by a participants of a physics workshop. Casper, Wyoming, July 20, 2007
 A lecture of R. Lucht, "Tutorial on CARS: from ps to fs" at a physics workshop. Casper, Wyoming, July 16, 2007
 A lecture of M. Scully, "CARS as cooperative spontaneous emission" at a physics workshop. Casper, Wyoming, July 19, 2007
 A lecture of Yi Qin Gao, "The non-statistical behavior in ozone recombination reactions" at a physics workshop. Casper, Wyoming, July 20, 2007
 A lecture of Hiro-o Hamaguchi, "Raman spectroscopy; Its width and Depth" during a physics workshop. Casper, Wyoming, July 16, 2007
 A group of participants of a physics workshop in National Historic Trails Interpretive Center. Casper, Wyoming, July 17, 2007
 A lecture of R. Glauber, "Cooperative Spontaneous Emission and Scattering of Light by Ensembles of Atoms" at a physics workshop. Casper, Wyoming, July 17, 2007
 Trap Mountain(?) west from Smokey Creek Trail near Trap Spring east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 A lecture of J. Laane, "Applications of Symmetry and Group Theory in Chemistry and Molecular Physics I" at a physics workshop. Casper, Wyoming, July 16, 2007
 Creek in area of Norris Geyser Basin(?). Yellowstone Park, Wyoming, July 24, 2010
 Sewage waterfall in Old Sylvia in Pavlovsk Park, south from Saint Petersburg, Russia, June 23, 2010
 Firehole Falls. Yellowstone Park, Wyoming, July 24, 2010
 Old Faithful Geyser. Yellowstone Park, Wyoming, July 24, 2010
 Forest at East entrance of Yellowstone Park. Wyoming, July 24, 2010
 Wind River from Hot Springs Park. Thermopolis, Wyoming, July 25, 2010
 Teensleep Creek in Cloud Peak Wilderness at evening. Wyoming, July 30, 2010
 Valley of Teensleep Creek in Cloud Peak Wilderness. Wyoming, July 30, 2010
 Eruption of Great Fountain Geyser. Yellowstone Park, Wyoming, July 24, 2010
 Dragon s Mouth in mud volcano area in Yellowstone Park. Wyoming, July 24, 2010
 Dry trees near a lookout in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Rainbow Terraces in Hot Springs State Park. Thermopolis, Wyoming, July 23, 2010
 Upper part of Teensleep Creek in Cloud Peak Wilderness. Wyoming, July 30, 2010
 Chocolate pot in area of Norris Geyser Basin(?). Yellowstone Park, Wyoming, July 24, 2010
 Rock near Yellowstone Park, view from East Entrance Road. Wyoming, July 24, 2010
 Buffalo crossing Grand Loop Road in Yellowstone Park. Wyoming, July 24, 2010
 Horse in a window of a trailer parked near Old Faithful Geyser. Yellowstone Park, Wyoming, July 24, 2010
 Cooked forest above Black Dragons Caldron (Mud volcano area) in Yellowstone Park. Wyoming, July 24, 2010
 Great Fountain Geyser, view from Firehole Lake Drive. Yellowstone Park, Wyoming, July 24, 2010
 Dead trees in are of calcium carbonate deposit in Norris Geyser Basin. Yellowstone Park, Wyoming, July 24, 2010
 Yellowstone Lake and hot springs, view from Steamboat Point. Wyoming, July 24, 2010
 Rainbow Terraces and the city from Monument Hill. Thermopolis, Wyoming, July 25, 2010
 Yellowstone River, eastern view from a lookout in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Lower Falls of Yellowstone River from a lookout in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Valley of Yellowstone River, view from Grand Loop Road. Yellowstone Park, Wyoming, July 24, 2010
 Yellowstone River, view to the east from a lookout in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Yellowstone River from Grand View Lookout Point in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Northern shore of Lost Twin Lakes in Cloud Peak Wilderness. Wyoming, July 30, 2010
 Lower Falls of Yellowstone River from Grand View Lookout Point in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 A waterfall in Sablino, 20 miles south from Saint Petersburg. Russia, July 28, 2004
 A waterfall in Sablino, 20 miles south from Saint Petersburg. Russia, July 28, 2004
 Canyon of Yellowstone River from Grand View Lookout Point in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Canyon of Yellowstone River from a lookout in Canyon Village. Yellowstone Park, Wyoming, July 24, 2010
 Sunflowers spreading over Lou Cashion Memorial Garden in TAMU Horticultural Gardens in Texas A and M University. College Station, Texas, July 24, 2013
 Sand pit trap of antlion larvae in a small wadi near Green Circles (center-pivot irrigation) in Irkhaya Farms. South-western Qatar, March 29, 2014
 A small waterfall of Dunnfield Creek south from Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 Placing a pitfall trap (trapping pit) at the foot of sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Waterfall in Japanese garden in Zilker Botanical Gardens, Austin, Texas, March 7, 2009
 Smokey Creek Trail near Trap Spring east from Mule Ear Overlook, view to the west. Big Bend National Park, Texas, November 25, 2007
 A waterfall in Sablino, south from Saint Petersburg. Russia, May 25, 2017
 Waterfall of Chalpa River near a small creek confluence. Borovichi, Novgorod Region, Russia, July 3, 2016
 A waterfall in Sablino, south from Saint Petersburg. Russia, June 24, 2003
 Waterfall in Sablino, south from Saint Petersburg. Russia, June 13, 2009
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