![](../../pictures/archives/compress/1999/108/jpeg/13t.jpg) A.S. on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/23t.jpg) View from Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/10t.jpg) A small maple on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/00t.jpg) Rough Trail to Gray s Arch. Red River Gorge, Kentucky, November 5, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/16t.jpg) A tree with very big leaves on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/000t.jpg) Rough Trail to Gray s Arch. Red River Gorge, Kentucky, November 5, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/04t.jpg) Unknown dwarf berries on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/07t.jpg) Multicolor maple leaves on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/08t.jpg) Rhododendron in a canyon, view from Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/12t.jpg) Blueberry and rhododendron bushes on Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/02t.jpg) Erosion of a limestone rock at Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/01t.jpg) Erosion forms of limestone in a rock shelter at Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/24t.jpg) Erosion forms of limestone on a rock shelter at Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/03t.jpg) Tree roots and erosion forms on a limestone rock at Rough Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/15t.jpg) Forest near Buck Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/18t.jpg) Oak forest near Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/17t.jpg) Sheltowee Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/12t.jpg) Buck Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/16t.jpg) A.S. on Buck Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/20t.jpg) Forest below Gray s Arch. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/06t.jpg) Forest near Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/07t.jpg) Forest near Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/08t.jpg) Forest near Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/04t.jpg) Forest near Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/21t.jpg) View from Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/24t.jpg) Sheltowee Trail near Chimney Top Rock. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/17t.jpg) View from Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/19t.jpg) View from Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/20t.jpg) View from Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/14t.jpg) Mushrooms in moss at Buck Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/13t.jpg) Flowers on a stone at Buck Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/22t.jpg) View of a canyon from Pinch Em Tight Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/18t.jpg) Bottom of a canyon, view from Sheltowee Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/03t.jpg) Bamboo brushes on the bottom of a canyon near Sheltowee Trail. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/07t.jpg) Limestone erosion forms at Koomer Ridge Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/23t.jpg) A fungus (?) on a birch, Sheltowee Trail near Chimney Top Rock. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/108/jpeg/21t.jpg) Limestone rocks, view from Sheltowee Trail near Chimney Top Rock. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/08t.jpg) Mushroom-like limestone erosion forms at Koomer Ridge Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/09t.jpg) Creeping fern among dry leaves and needles on Koomer Ridge Trail. Red River Gorge, Kentucky, November 7, 1999.
![](../../pictures/archives/compress/1999/109/jpeg/00t.jpg) View of canyon walls at evening from Sheltowee Trail near Chimney Top Rock. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/09t.jpg) View from the top of Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/22t.jpg) Gray s Arch with rhododendron on foreground. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/10t.jpg) View from the top of Gray s Arch at morning. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/15t.jpg) Erosion of limestone near Gray s Arch. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/19t.jpg) Rhododendron, fir and maples near Gray s Arch. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/17t.jpg) Gray s Arch, view from rock shelters. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/18t.jpg) Gray s Arch, view from rock shelters. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/107/jpeg/11t.jpg) View of rock shelters from the top of Gray s Arch. Red River Gorge, Kentucky, November 6, 1999.
![](../../pictures/archives/compress/1999/106/jpeg/23t.jpg) Tobacco farm near Slade, Kentucky, November 5, 1999.
![](../../pictures/archives/compress/1999/90/jpeg/13t.jpg) Potholes Park, Fall Creek Gorge. The trip was organized by Purdue University International Center. Near Pine Village, Indiana, June 5, 1999.
![](../../pictures/archives/compress/1999/90/jpeg/16t.jpg) Overcoming a tub in a creek in Potholes Park (Fall Creek Gorge) by an international student of Purdue University. Near Pine Village, Indiana, June 5, 1999.
![](../../pictures/archives/compress/1999/90/jpeg/14t.jpg) Inspecting a creek in Potholes Park (Fall Creek Gorge) by international students of Purdue University. Near Pine Village, Indiana, June 5, 1999.
![](../../pictures/archives/compress/1999/90/jpeg/18t.jpg) International students of Purdue University walking over rapids and tubs of a creek in Potholes Park (Fall Creek Gorge) near Pine Village. Indiana, June 5, 1999.
![](../../pictures/archives/compress/1999/110/jpeg/03t.jpg) View of Wabash River from a trail to Fort Ouiatenon. Indiana, November 13, 1999
![](../../pictures/archives/compress/2005/473/jpeg/09t.jpg) Forest of Enfield gorge, from Rim Trail, in Robert H. Treman State Park. Ithaca, New York, November 2, 2005
![](../../pictures/archives/compress/1999/97/jpeg/19t.jpg) Drying forest at Heritage Trail along Wabash River north from Lafayette. Indiana, September 11, 1999.
![](../../pictures/archives/compress/2005/476/jpeg/21t.jpg) Fallen sycamore tree in snow near Gorge Trail in Taughannock Falls State Park. New York, November 23, 2005
![](../../pictures/archives/compress/2005/473/jpeg/08t.jpg) Fall colors of Enfield gorge, view from Rim Trail, in Robert H. Treman State Park. Ithaca, New York, November 2, 2005
![](../../pictures/archives/compress/2001/170/jpeg/31t.jpg) Entrance to Nahal Tseelim River Gorge, 2 miles north from Masada. The Middle East, January 20, 2001
![](../../pictures/archives/compress/2005/473/jpeg/11t.jpg) Fall colors of Enfield gorge, zoomed, view from Rim Trail, in Robert H. Treman State Park. Ithaca, New York, November 2, 2005
![](../../pictures/archives/compress/2003/342/jpeg/09t.jpg) Blueberry in pine forest, view from Whitetail Loop trail in Freetown/Fall River State Forest. Massachusetts, May 19, 2003
![](../../pictures/archives/compress/1999/99/jpeg/17t.jpg) Forest along Wabash River in Ross Hills Park, 6 miles west from Lafayette, Indiana, September 25, 1999.
![](../../pictures/archives/compress/2020/2822/jpeg/05t.jpg) Rough bark of winged elm (Ulmus alata) on Post Oak Trail in Lick Creek Park. College Station, Texas, November 27, 2020
![](../../pictures/archives/compress/1999/106/jpeg/09t.jpg) A trail along Wabash River at Ross Hills Park 5 miles west from Lafayette. Indiana, October 30, 1999.
![](../../pictures/archives/compress/1999/110/jpeg/11t.jpg) Wabash Street Bridge across Chicago River. Sun-Times Daily News, Wrigley and Equitable Buildings are behind the bridge. Chicago, November 22, 1999
![](../../pictures/archives/compress/2001/170/jpeg/30t.jpg) A.S. at entrance to Nahal Tseelim River Gorge from Dead Sea, 2 miles north from Masada, view from a parking place. The Middle East, January 20, 2001
![](../../pictures/archives/compress/2001/170/jpeg/29t.jpg) Entrance to Nahal Tseelim River Gorge from Dead Sea, 2 miles north from Masada, view from a parking place. The Middle East, January 20, 2001
![](../../pictures/archives/compress/1999/106/jpeg/06t.jpg) Dead forest in a marsh near Wabash River at Ross Hills Park 5 miles west from Lafayette. Indiana, October 30, 1999.
![](../../pictures/archives/compress/1999/84/jpeg/04t.jpg) Rusty creek joining Okhta River in a forest west of Toksovo, 10 miles north of Saint Petersburg, Russia, April 26, 1999.
![](../../pictures/archives/compress/2003/361/jpeg/14t.jpg) Pupae on bark of a pine at Breakneck Trail in Freetown - Fall River State Forest. Massachusetts, October 11, 2003
![](../../pictures/archives/compress/2021/3059/jpeg/05t.jpg) Pink-tipped coral mushroom (Ramaria botrytis) under dry pine needles in mostly pine forest with oaks on North Wilderness Trail of Little Lake Creek Wilderness in Sam Houston National Forest north from Montgomery. Texas, November 14, 2021
![](../../pictures/archives/compress/2020/2822/jpeg/07t.jpg) Cast-iron-plant (Aspidistra elatior) in a pine forest in area of Hidden Forest on Little Lake Loop Trail in Sam Houston National Forest east from Trail Head No. 4, near Montgomery. Texas, November 29, 2020
![](../../pictures/archives/compress/1999/103/jpeg/04t.jpg) Kathy Trail along Missouri River near Columbia, Missouri. October 23, 1999.
![](../../pictures/archives/compress/1999/103/jpeg/01t.jpg) Kathy Trail along Missouri River near Columbia, Missouri. October 23, 1999.
![](../../pictures/archives/compress/1999/102/jpeg/24t.jpg) Rocks along Missouri River, view from Kathy Trail near Columbia, Missouri. October 23, 1999.
![](../../pictures/archives/compress/2020/2822/jpeg/09t.jpg) Pine forest on Little Lake Loop Trail in Sam Houston National Forest east from Trail Head No. 4, near Montgomery. Texas, November 29, 2020
![](../../pictures/archives/compress/1999/102/jpeg/25t.jpg) Rocks and bushes along Missouri River, view from Kathy Trail near Columbia, Missouri. October 23, 1999.
![](../../pictures/archives/compress/1999/103/jpeg/02t.jpg) Bushes on rocks along Missouri River, view from Kathy Trail near Columbia, Missouri. October 23, 1999.
![](../../pictures/archives/compress/2005/476/jpeg/23t.jpg) A wall of the gorge in Taughannock Falls State Park. New York, November 23, 2005
![](../../pictures/archives/compress/1999/110/jpeg/12t.jpg) State Street Bridge across Chicago River. City Garage (?) and Blue Cross - Blue Shield Building are behind the bridge. Chicago, November 22, 1999
![](../../pictures/archives/compress/1999/82/jpeg/16t.jpg) A marsh in a pine forest at Karelia Isthmus between Lembolovo and Orekhovo, 30 miles north from Saint Petersburg. Russia, April 19, 1999.
![](../../pictures/archives/compress/2005/473/jpeg/07t.jpg) Cliffs of Enfield gorge in Robert H. Treman State Park. Ithaca, New York, November 2, 2005
![](../../pictures/archives/compress/2020/2813/jpeg/17t.jpg) Old road in a pine forest on Four Notch Loop Trail of Sam Houston National Forest near Huntsville. Texas, November 8, 2020
![](../../pictures/archives/compress/1999/83/jpeg/16t.jpg) Kavgolovskoe Lake 10 miles north of Saint Petersburg. A cranberry marsh is behind pussy willow and birches. Pine forest is at the background. Russia, April 22, 1999.
![](../../pictures/archives/compress/2021/3070/jpeg/17t.jpg) Mushrooms Tricholoma subresplendens(?) in a pine forest on a side of the trail, on slight slope on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, November 28, 2021
![](../../pictures/archives/compress/2023/3436/jpeg/30t.jpg) Orange colors of sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
![](../../pictures/archives/compress/2020/2816/jpeg/02t.jpg) Pine forest in fog south-west from Trail Head No. 3 in Sam Houston National Forest, north from Montgomery. Texas, November 13, 2020
![](../../pictures/archives/compress/2021/3070/jpeg/18t.jpg) Underside of mushrooms Tricholoma subresplendens(?) in a pine forest on a side of the trail, on slight slope on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, November 28, 2021
![](../../pictures/archives/compress/2020/2818/jpeg/16t.jpg) Thin shoots of Urochloa(?) grass in a pine forest on Richards Loop Trail in Sam Houston National Forest, Texas, November 19, 2020
![](../../pictures/archives/compress/2021/3061/jpeg/04t.jpg) Earthfan mushroom (Thelephora terrestris) in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 17, 2021
![](../../pictures/archives/compress/2023/3436/jpeg/29t.jpg) Fall colors of sumac and sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
![](../../pictures/archives/compress/2019/2458/jpeg/23t.jpg) Rough speckled shield lichen (Punctelia rudecta) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
![](../../pictures/archives/compress/2023/3436/jpeg/31t.jpg) Fall colors of trumpet vine and sweetgum in a pine forest on Richards Loop Trail in Sam Houston National Forest. Texas, November 28, 2023
![](../../pictures/archives/compress/2019/2458/jpeg/20t.jpg) Rough speckled shield lichen (Punctelia rudecta) on a tree on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest near Huntsville. Texas, March 2, 2019
![](../../pictures/archives/compress/2019/2551/jpeg/25t.jpg) Tooth fungus Mycoacia(?) on rough rotten wood on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas, July 13, 2019
![](../../pictures/archives/compress/2021/3079/jpeg/17t.jpg) Pendent bracket mushrooms (Irpicodon pendulus) on a vertically cut surface of a pine fallen across the trail approximately 2 years ago (pine bark partially burned in spring) in a sparse pine forest on upper ground on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, December 12, 2021
![](../../pictures/archives/compress/2019/2601/jpeg/37t.jpg) Spotted toughshank mushroom (Rhodocollybia maculata) in a pine forest on Winters Bayou Trail in Sam Houston National Forest. Cleveland, Texas, November 24, 2019
![](../../pictures/archives/compress/1999/98/jpeg/12t.jpg) Tippecanoe River (after a drought) north from Lafayette, Indiana. September 18, 1999.
![](../../pictures/archives/compress/2020/2822/jpeg/27t.jpg) Path covered by pine needles on Little Lake Loop Trail in Sam Houston National Forest east from Trail Head No. 4, near Montgomery. Texas, November 29, 2020
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