 Pond with rocks in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Red foliage of bigtooth maple on East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Reddish maple leaves in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Red foliage of maple trees in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Rocks and Can Creek from western section of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Rocks and trees near western section of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Fall foliage of bigtooth maple on East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Ball moss (Tillandsia recurvata) on a maple tree in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Maples near East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Hillside view west from East Trail in Lost Maples State Natural Area, close to parking. Vanderpool, Texas, November 8, 2008
 Bigtooth maple in Lost Maples State Natural Area, near parking. Vanderpool, Texas, November 7, 2008
 Stones and trees in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Western section of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Back-lit trees on East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Prickly pears cactus on East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 East Trail crowded by park visitors in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Ponds of Can Creek from an overlook of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Foliage on western section of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Ponds of Can Creek from western section of East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 East Trail on a grassy terrace in Lost Maples State Natural Area, close to parking. Vanderpool, Texas, November 8, 2008
 Rock shelters of Hale Hollow Creek near East Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Rock shelters of Hale Hollow Creek East Trail in Lost Maples State Natural Area, at evening. Vanderpool, Texas, November 8, 2008
 Ball moss (Tillandsia recurvata) in tangled balls around a tree branch in Lost Maples State Natural Area, on East Trail. Vanderpool, Texas, November 7, 2008
 Water stream of Can Creek from West Trail in Lost Maples State Natural Area. Vanderpool, Texas, November 8, 2008
 Sabinal River in Lost Maples State Natural Area, near parking. Vanderpool, Texas, November 7, 2008
 Sabinal River from East Trail in Lost Maples State Natural Area. Vanderpool, Texas, December 30, 2007
 Waterfall of Can Creek from West Trail in Lost Maples State Natural Area. Vanderpool, Texas, December 30, 2007
 Rocks east from Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Rocks on a slope of Freshman Mountain east from Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Dumpling Rocks, or "House on the Rocks" and Newport Bridge in East Passage of Narragansett Bay, view from a ferry. Rhode Island, September 5, 2004
 Mushroom rocks (differential weathering of shaded sides of rocks) in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Weathering of rocks near Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Lichens on rocks near Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Resurrection fern (Pleopeltis polypodioides) on an oak over Village Creek, view from a foot bridge on Kirby Trail in Big Thicket National Preserve. Warren, Texas, November 10, 2018
 City sewage waterfall in Cascadilla gorge, view from a stone foot bridge below and east from Stewart Avenue bridge. Ithaca, New York, October 10, 2005
 Riverwalk at evening, view from a foot bridge. San Antonio, Texas, October 24, 2008
 Old foot bridge in area of Alligator Branch of Lake Raven in Huntsville State Park. Texas, November 23, 2012
 Wooden foot bridge in area of Alligator Branch of Lake Raven in Huntsville State Park. Texas, November 23, 2012
 East side of Flag Pond, with old inflorescences of bushy bluestem (Andropogon glomeratus), view from a loop trail. Somerville, Texas, February 24, 2008
 Seeds of elephant foot (Elephantopus carolinianus) on Iron Bridge Trail in Lick Creek Park. College Station, Texas, October 29, 2008
 Weathered pedestal rocks at the top of Freshman Mountain. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
 Upper Taughannock Falls near Ithaca, view from a foot bridge, with light snow. New York, November 23, 2005
 Cacti east from Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 Southern Jack O Lantern mushrooms (Omphalotus subilludens) on Lost Pines Trail in Lost Pines State Park. Bastrop, Texas, November 14, 2009
 Maple trees near a foot bridge of Vittolovsky Canal in Alexander Park. Pushkin (former Tsarskoe Selo), south from Saint Petersburg, Russia, October 6, 2017
 Zigzag cliff-brake fern (Pellaea ovata) in shade of big rocks on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Masses of flakes of leather lichen (Dermatocarpon) on a horizontal granite surface in a shade of big rocks in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 View from the east of a foot bridge of QQ-07 Building in Qanat Quartier (Venetian style waterfront village), in Pearl Development Project. Doha, Qatar, September 3, 2015
 Painted lady butterfly (Vanessa virginiensis) on mullein flower in east area of Lost Pines State Park. Bastrop, Texas, November 14, 2009
 Iron foot bridge in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 In Massasoit State Park, a trail around Little Bearhole Pond. East Taunton, Massachusetts, November 6, 2003
 In Massasoit State Park, a trail around Little Bearhole Pond. East Taunton, Massachusetts, November 6, 2003
 Reflection of a red maple in a holding pond of Perry Bogs in Massasoit State Park. East Taunton, Massachusetts, September 30, 2004
 Limestone rocks, view from Sheltowee Trail near Chimney Top Rock. Red River Gorge, Kentucky, November 6, 1999.
 Painted lady butterfly (Vanessa virginiensis) with closed wings on mullein flower in east area of Lost Pines State Park. Bastrop, Texas, November 14, 2009
 Sycamore and Lick Creek from a bridge on Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Toad Pond from Lost Pines Trail in Bastrop State Park. Bastrop, Texas, June 16, 2012
 Sunset over volcanic rocks of Timna Massif, view from the entrance to the park, 13 miles north from Eilat. The Middle East, November 7, 2002
 Lick Creek bridge on Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Area of red rocks on Blue Creek Trail. Big Bend National Park, November 29, 2009
 Gray Hairstreak (Strymon melinus) butterfly on flower heads of fragrant cudweed (sweet everlasting, Pseudognaphalium obtusifolium) in east area of Lost Pines State Park. Bastrop, Texas, November 14, 2009
 Tickseed Sunflower (Bidens aristosa) in Huntsville State Park, on north-east side of Lake Raven, view from Chinquapin Trail. Texas, October 4, 2008
 Some folious lichen on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Walking on Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 17, 2008
 Foot bridge near Big Pond in Catherine Park. Pushkin (former Tsarskoe Selo) near Saint Petersburg, Russia, September 23, 2016
 Loop lichen (Hypotrachyna) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Parmotrema and Pyxine lichens on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Ruffle lichen (Parmotrema) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Green folious lichen on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Ruffle lichen (Parmotrema) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Patch of some folious lichen on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Beard lichen (Usnea) or may be Ramalina on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Buttoned rosette lichen (Pyxine) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Buttoned rosette lichen (Pyxine) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Red maples in a swamp in Simmons Mill Pond Management Area south from Adamsville. Little Compton, Rhode Island, October 6, 2004
 Blue jellyskin lichen (Leptogium cyanescens) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Green patch of rosette lichen (Physcia) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Buttoned rosette lichen (Pyxine) with soredia on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Buttoned rosette lichen (Pyxine) with soredia on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Mist on Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Sycamores on Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Almy s Creek near southern end of Nonquit Pond, view from Pond Bridge Road. Tiverton, Rhode Island, January 21, 2004
 Close up of streaked rosette lichen (Physcia atrostriata) on an iron foot bridge across the bayou in area of Winters Bayou in Sam Houston National Forest, east from Waverly. Texas, February 23, 2019
 Old tree stump on Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Sycamore trees near Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 20, 2008
 Climbing poison ivy near Iron Bridge Trail in Lick Creek Park. College Station, Texas, November 27, 2008
 A trail near Piney Hill Campgrounds in Lost Pines State Park. Bastrop, Texas, November 14, 2009
 A trail near Piney Hill Campgrounds in Lost Pines State Park. Bastrop, Texas, November 14, 2009
 Red trail near Piney Hill Campgrounds in Lost Pines State Park. Bastrop, Texas, November 14, 2009
 View from Lost Pines Trail in Bastrop State Park. Bastrop, Texas, May 12, 2012
 View from Lost Pines Trail in Bastrop State Park. Bastrop, Texas, October 5, 2013
 Upper Taughannock Falls near Ithaca, view from a foot bridge. New York, October 8, 2005
 View from Lost Pines Loop Trail in Bastrop State Park. Bastrop, Texas, July 28, 2018
 View from a smal foot bridge in Bee Creek Park. College Station, Texas, January 11, 2021
 Channel between Flag Pond and Lake Somerville, view from a loop trail. Somerville, Texas, February 24, 2008
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