 Falls near Old Lodging Railroad at Upper Otter Creek Overlook at mile 35 of Blue Ridge Parkway. Buena Vista, Virginia, May 17, 2007
 Otter Creek Overlook near mile 38 of Blue Ridge Parkway. Buena Vista, Virginia, May 17, 2007
 A dam of Otter Creek Overlook near mile 38 of Blue Ridge Parkway. Buena Vista, Virginia, May 17, 2007
 View at mile 32 of Blue Ridge Parkway. Buena Vista, Virginia, May 17, 2007
 Fields at mile 32 near Blue Ridge Parkway. Buena Vista, Virginia, May 17, 2007
 A waterfall near Blue Ridge Parkway, near Mile 80. Peaks of Otter, Virginia, May 17, 2007
 A bush in bloom near Blue Ridge Parkway, near Mile 80. Peaks of Otter, Virginia, May 17, 2007
 A trillium flower near Blue Ridge Parkway, at Mile 79. Peaks of Otter, Virginia, May 17, 2007
 View from Blue Ridge Parkway near Peaks of Otter. Virginia, May 17, 2007
 View at mile 25 from Blue Ridge Parkway near Spy Run Gap. Waynesboro, Virginia, May 17, 2007
 A farm at mile 25 near Blue Ridge Parkway near Spy Run Gap. Waynesboro, Virginia, May 17, 2007
 A pasture at mile 25 of Blue Ridge Parkway near Spy Run Gap. Waynesboro, Virginia, May 17, 2007
 Trees from Hogback Overlook of Blue Ridge Parkway. Luray, Virginia, May 16, 2007
 View from Hogback Overlook of Blue Ridge Parkway. Luray, Virginia, May 16, 2007
 Farms from Pine Tree Overlook, at Blue Ridge Parkway. Roanoke, Virginia, May 17, 2007
 View from Hogwallow Flats Overlook of Blue Ridge Parkway. Front Royal, Virginia, May 16, 2007
 A Quarry from Blue Ridge Parkway. Roanoke, Virginia, May 17, 2007
 A stone from Thorofare Mountain Overlook of Skyline Drive. Skyland, Virginia, May 16, 2007
 View from Thorofare Mountain Overlook of Skyline Drive. Skyland, Virginia, May 16, 2007
 Hazy hills from Range View Overlook of Skyline Drive. Luray, Virginia, May 16, 2007
 Upper Whiteoak Falls near Skyline Drive. Skyland, Virginia, May 16, 2007
 Blue Trail in Six Mile Run Reservoir, approaching Blackwell Mills Road. Somerset, New Jersey, April 29, 2007
 A deer on Linear Park Trail (former railroad) in Cook Natural Area, near Ridge Road. Kingston, New Jersey, May 11, 2007
 Old railroad bridge of MKT Parkway. Columbia, Missouri, September 8, 2005
 An otter in Trailside Museum in Blue Hills Reservation. Boston, Massachusetts, November 6, 2004
 Camping on a small ridge near Juniper Canyon Trail south from Upper Juniper Spring. Big Bend National Park, Texas, November 22, 2007
 Prickly pears cactus on a small ridge near Juniper Canyon Trail south from Upper Juniper Spring. Big Bend National Park, Texas, November 22, 2007
 Echinocactus horizonthalonius (devil s head cactus, or horse crippler) with daggerlike spines on a small ridge near Juniper Canyon Trail south from Upper Juniper Spring. Big Bend National Park, Texas, November 22, 2007
 A creek near Whiteoak Canyon Trail near Skyline Drive. Skyland, Virginia, May 16, 2007
 Railroad s explosives bunker near Katy Trail east from Rocheport, mile 177.5. Missouri, September 13, 2005
 A waterfall of a creek flowing from Sunfish Pond, near Mine Road. Delaware Water Gap, New Jersey, May 12, 2007
 Cairns on Six Mile Creek below upper Ithaca Reservoir. Ithaca, New York, October 19, 2005
 Upper waterfall of Buttermilk Falls State Park. Ithaca, New York, November 15, 2005
 A waterfall of the creek going fron Sunfish Lake, near Woodcock Bar campground. Delaware Water Gap, New Jersey, April 14, 2007
 A small waterfall of Dunnfield Creek south from Sunfish Pond. Delaware Water Gap, New Jersey, March 31, 2007
 A waterfall in Buttermilk Falls State Park, near upper entrance. Ithaca, New York, October 23, 2005
 A waterfall at a dead end of Upper Pools of Nahal Arugot. Ein Gedi, the Middle East, November 30, 2000
 The upper Nahal David ending by a giant waterfall. Ein Gedi, the Middle East, March 29, 2001
 Waterfall of Can Creek from West Trail in Lost Maples State Natural Area. Vanderpool, Texas, December 30, 2007
 Waterfall of Chalk Ridge Falls Park, below a dam of Stillhouse Hollow Lake. Belton - Killeen, Texas, May 17, 2009
 Waterfall of Chalk Ridge Falls Park, below a dam of Stillhouse Hollow Lake. Belton - Killeen, Texas, August 17, 2008
 Waterfall and a pond of Chalk Ridge Falls Park, below a dam of Stillhouse Hollow Lake. Belton - Killeen, Texas, August 17, 2008
 Above Garden Creek Waterfall in Casper Mountain, south from Casper. Wyoming, July 16, 2007
 Casper Mountain near Garden Creek Waterfall, south from Casper. Wyoming, July 16, 2007
 Area of Loft Mountain at Skyline Drive. Virginia, May 16, 2007
 Skyline Drive in fog in the area of Loft Mountain. Virginia, May 16, 2007
 Blue Penstemon (Penstemon cyaneus) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
 A stream of Whiteoak Canyon near Skyline Drive. Skyland, Virginia, May 16, 2007
 Dark Hollow Falls near Skyline Drive. The Meadow, Virginia, May 16, 2007
 View from Skyline Drive in fog in the area of Dundo Group Camp. Virginia, May 16, 2007
 A road in fog Skyline Drive in the area of Dundo Group Camp. Harrisonburg, Virginia, May 16, 2007
 An old car on Red Trail in Six Mile Run Reservoir, near Cross Brook. Somerset, New Jersey, April 29, 2007
 Yellow Trail in Six Mile Run Reservoir, after flooding. Somerset, New Jersey, April 29, 2007
 Taughannock Falls from upper overlook, zoomed. Ithaca, New York, October 26, 2005
 Taughannock Falls, view from upper overlook. Ithaca, New York, October 19, 2005
 Blooming garlic mustard carpeting forest near Red Trail in Six Mile Run Reservoir. Somerset, New Jersey, May 6, 2007
 Upper parts of Dunnfield Creek. Delaware Water Gap, New Jersey, March 31, 2007
 Smokey Creek Trail through creosote bushes and cacti east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Smokey Creek Trail near Trap Spring east from Mule Ear Overlook, view to the west. Big Bend National Park, Texas, November 25, 2007
 Blue Wave Butterfly (Myscelia cyaniris) with bands of iridescent blue across the upper wing surface in Cockrell Butterfly Center of Houston Museum of Natural Science. Houston, Texas, February 14, 2009
 Blue violet (Viola) near a railroad near Orekhovo, north from Saint Petersburg. Russia, May 31, 2019
 Blue lupin along railroad in Lembolovo, north from Saint Petersburg, Russia, June 30, 2010
 Virginia Field Park, with gazebo-style octogonal two-tiered bandstand (1895, Karen Renee Wiese Memorial Pavilion) in the center. Calvert, Texas, May 28, 2007
 Marfae Lubrication Service on Railroad Avenue. Donaldsonville, Louisiana, January 7, 2007
 Gazebo-style octogonal two-tiered bandstand (1895) (Karen Renee Wiese Memorial Pavilion) in the center of Virginia Field Park. Calvert, Texas, January 28, 2007
 Blue lupin flowers near railroad in Orekhovo, north from Saint Petersburg. Russia, June 5, 2014
 Blue lupin (Lupinus) near railroad near Orekhovo, north from Saint Petersburg. Russia, June 24, 2017
 Flower bud of blue lupin along railroad in Lembolovo, north from Saint Petersburg, Russia, June 30, 2010
 Pink and blue lupin near railroad in Shushary, south from Saint Petersburg, Russia, June 23, 2010
 Taughannock Falls near Ithaca, view from upper falls overlook. New York, October 8, 2005
 Railroad tracks in Toksovo, 9 miles north from Saint Petersburg. Russia, August 21, 2007
 Taughannock Falls, view from upper falls overlook at rain. Ithaca, New York, November 9, 2005
 Frozen Taughannock Falls near Ithaca, view from upper falls overlook. New York, December 10, 2005
 First snow at Taughannock Falls near Ithaca, view from upper falls overlook. New York, November 23, 2005
 Purple-tinged prickly pear cactus on Smokey Creek Trail near Trap Spring east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Taughannock Falls near Ithaca, view from upper falls overlook, at light snowfall. New York, November 23, 2005
 Taughannock Falls near Ithaca, view from upper falls overlook, at cold morning. New York, November 24, 2005
 Masses of blue lupin (Lupinus) near railroad near Orekhovo, north from Saint Petersburg. Russia, June 24, 2017
 Blue lupin (Lupinus) growing near railroad near Orekhovo, north from Saint Petersburg. Russia, June 24, 2017
 Flowers of blue lupin (Lupinus) near railroad near Orekhovo, north from Saint Petersburg. Russia, June 24, 2017
 Trap Mountain(?) west from Smokey Creek Trail near Trap Spring east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Close up of blue lupin (Lupinus) near railroad in Orekhovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Masses of blue lupin (Lupinus) near railroad in Orekhovo, 40 miles north from Saint Petersburg. Russia, June 12, 2009
 Blue lupin (Lupinus) on sandy soil near railroad near Orekhovo, north from Saint Petersburg. Russia, June 24, 2017
 Little blue heron wading near Marsh Overlook Trail in Barataria Preserve, south from New Orleans. Louisiana, March 12, 2006
 Mule Ear Peaks east from Smokey Creek Trail east from Mule Ear Overlook. Big Bend National Park, Texas, November 25, 2007
 Houses at at the upper end of Mercer Street. Princeton, New Jersey, March 7, 2007
 William Street near Railroad Street. Donaldsonville, Louisiana, January 7, 2007
 A ridge in Hatira Mountains 4 miles east from Sde Boker, near the upper Nahal Hatsats river. The Middle East, April 9, 2001
 Appalachian Trail on a ridge of Kittatinny Mountains. Delaware Water Gap, New Jersey, May 12, 2007
 PATH tunnel (commuter railroad) in the bathtub (basement) wall of World Trade Center, view from West Street. New York City, March 18, 2007
 Small skullcap (Scutellaria parvula) with tiny blue 2-lobed glandular-hairy flowers with shield-like projection arising from upper lobe in Lick Creek Park. College Station, Texas, April 11, 2010
 Upper and side views of mature blue-green cracking Russula mushrooms (Russula parvovirescens) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, May 5, 2023
 Louisiana Square (Place de la Louisiane, c. 1830 - 1831) and Ascention Parish Courthouse near Railroad Avenue. Donaldsonville, Louisiana, January 7, 2007
 Forest on Ridge Trail near Trailpoint 13 in Sourland Mountain Preserve. Somerset County, New Jersey, May 6, 2007
 Blue violet (Viola) flower in Upper Park in Lomonosov (Oranienbaum). West from Saint Petersburg, Russia, May 23, 2017
 Blue violet (viola) on Angliyskaya Alley in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Four Seasons Private Residences from Yerba Buena Gardens at 750 Howard Street in San Francisco. California, March 18, 2024
 Dogwood in a forest on Ridge Trail east Trailpoint 13 in Sourland Mountain Preserve. Somerset County, New Jersey, May 6, 2007
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