 Landscape from 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
 Rock Buckwheat (Eriogonum sphaerocephalum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 20, 2010
 View from Road 20/26 west from Casper. Wyoming, July 25, 2010
 Rock near Yellowstone Park, view from East Entrance Road. Wyoming, July 24, 2010
 Alcova Reservoir 25 miles south-west from Casper. Wyoming, July 29, 2010
 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
 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
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
 Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 D. Mazziotti at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 D. Watson at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 D. Herchbach at Quantum Summer School conference. Casper, Wyoming, July 26, 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
 L. Cohen at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
 D. Watson at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Rock-shield lichen (Xanthoparmelia) on cracked pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 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
 Casper Mountain near Garden Creek Waterfall, south from Casper. Wyoming, July 16, 2007
 Old farm machinery in Garden Creek Audubon Center. Casper, Wyoming, July 20, 2010
 Charles H. Townes at Quantum Summer School conference. Casper, Wyoming, July 21, 2010
 Parasitic plants in Beartrap Meadow County Park on Casper Mountain. 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
 Standing on a granite dome of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Lecture of D. Herchbach "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 D. Herchbach during a lecture "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
 Yellow coralroot (Corallorhiza trifida) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Yellow stonecrop (Sedum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 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
 Sulphur Flower (Eriogonum umbellatum) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Exfoliation of granite slabs from the dome of Enchanted Rock, view from Freshman Mountain. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
 Large slabs of granite at the base of the dome of Enchanted Rock, view from Freshman Mountain. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
 Sego Lily (Calochortus nuttallii) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Participants of Quantum Summer School conference visiting Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
 Blue Penstemon (Penstemon cyaneus) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Spreading dogbane (Fly-trap dogbane; Apocynum androsaemifolium) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 Rock climbing on cliffs of Paltsevo Rock Massif near Svetogorsk Highway near Vyborg. Russia, July 20, 2024
 Echo Canyon and Little Rock from a slope of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Little Rock from a slope of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock shield lichen (Xanthoparmelia) on a granite boulder on shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
 Grey lichen on a granite stone in Paltsevo Rock Massif near Svetogorsk Highway near Vyborg. Russia, July 20, 2024
 Rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Vintage car behind the ranch near Casper. Wyoming, July 20, 2007
 A fence behind the ranch near Casper. Wyoming, July 20, 2007
 Close up of rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
 Mountain slope behind the ranch near Casper. Wyoming, July 20, 2007
 Horseback riding on the ranch near Casper. Wyoming, July 20, 2007
 Exploring old farm machinery on the ranch near Casper. Wyoming, July 20, 2007
 Mexican yolk lichen (Candelina submexicana) together with granite rosette lichen (Physcia halei) at the edge of a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Mountain climbing during a day hike (M. Scully), south from Casper. Wyoming, July 18, 2007
 Visiting a local bar by a participants 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
 R. Glauber showing 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
 A stop during a day hike around Garden Creek Falls, south from Casper. Wyoming, July 18, 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 group of participants of a physics workshop in National Historic Trails Interpretive Center. Casper, Wyoming, July 17, 2007
 A lecture of Hiro-o Hamaguchi, "Raman spectroscopy; Its width and Depth" during a physics workshop. Casper, Wyoming, July 16, 2007
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
 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
 Exfoliation (onion skin weathering of granite) of Enchanted Rock. Fredericksburg, Texas, October 27, 2007
 Rock-shield lichen (Xanthoparmelia) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 A rock in the middle of Bell Rock Road in Freetown - Fall River State Forest. Massachusetts, August 24, 2003
 Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock abrasion made by visiting tourists in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Various lichens on a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Lichens covering granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen (Xanthoparmelia) on a granite tombstone in City Cemetery. Bryan, Texas, December 8, 2018
 Rock-shield lichen (Xanthoparmelia) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock-shield lichen Xanthoparmelia in shaded place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock shield lichen (Xanthoparmelia) on a mossy limestone rock in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Rock shield lichen (Xanthoparmelia)(?) on a limestone rock in a forest in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
 Pedestal rock (differential weathering) near Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Mexican yolk lichen (Candelina submexicana) together with Aspicilia on a rock edge in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 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
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
 Firedot lichen Caloplaca on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 View of the granite dome from Echo Canyon. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
 Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Pattern of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Texture of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
 Peppered rock-shield lichen (Xanthoparmelia conspersa) with millipeds on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
 Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Dark brown crustose lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Rock foam lichen (Stereocaulon saxatile)(?) on a rough surface of a granite stone in Kannelyarvi, 45 miles north from Saint Petersburg. Russia, May 25, 2019
 Dark brown crustose lichen Caloplaca on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Brown lichen Caloplaca with other crustose lichens on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Slender rosette lichen (Physcia subtilis) on a granite surface in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
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