 Kummakivi Stone (boulder). Southern Finland, August 27, 2016
 A cave near Linnalampi Lake. Southern Finland, August 27, 2016
 Lake Ruokosalmi from Haukkavuorella Hill. Southern Finland, August 27, 2016
 Lichen on a bunker of Salpa Line of WWII. Southern Finland, August 27, 2016
 Forest near Kangaslammentie Road, view from a tourist bus. Southern Finland, August 27, 2016
 View of Lake Ruokosalmi from Haukkavuorella Hill. Southern Finland, August 27, 2016
 Birch grove near Torsansalontie Road, view from a tourist bus. Southern Finland, August 27, 2016
 Birch forest near Sarajarventie Road, view from a tourist bus. Southern Finland, August 27, 2016
 View of Lake Ruokosalmi from Haukkavuorella (Hawk) Hill. Southern Finland, August 27, 2016
 Historic milestone (limit sign) on Haukkavuorella Hill. Southern Finland, August 27, 2016
 Bunker of Salpa Line (Suomen Salpa) of WWII. Southern Finland, August 27, 2016
 Limestone rock formation in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Limestone rock layers in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Rock formation on a tabletop hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Rock circle on a plateau at the foot of a hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Erosion of a rock formation on a tabletop hill in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
 Rock paintings at Lake Saimaa in Kolmiko"ytisenvuori. Eastern Finland, April 23, 2017
 Wildflowers near Gulf of Finland near Morskaya, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Tetraena qatarense (Zygophyllum qatarense) plant on a surface of limestone rock in Harrarah (Al Kharrarah). Southern Qatar, April 23, 2016
 Rock paintings on steep cliff faces at Lake Saimaa in Kolmiko"ytisenvuori. Eastern Finland, April 23, 2017
 Typical for Ural piles of rock fragments on slopes of Aleksandrovskaya Sopka hill near Zlatoust, Southern Ural. Russia, August 14, 2001
 White funnel like mushrooms Clitopilus scyphoides(?) near Gulf of Finland near Morskaya, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Staminate flowers of common hop (Humulus lupulus) near Gulf of Finland near Morskaya, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Fringed earthstar mushrooms (Geastrum fimbriatum) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Scalycap mushrooms Pholiota squarrosoides on a tree near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Shaggy scalycap mushrooms (Pholiota squarrosa) on a log near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Terracotta hedgehog mushrooms (Hydnum rufescens) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 A rock in the middle of Bell Rock Road in Freetown - Fall River State Forest. Massachusetts, August 24, 2003
 Fruit bodies of fringed earthstar mushrooms (Geastrum fimbriatum) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Peeling fruit bodies of fringed earthstar mushrooms (Geastrum fimbriatum) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Emerging fruit bodies of fringed earthstar mushrooms (Geastrum fimbriatum) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 Tender nesting polypore mushroom (Hapalopilus rutilans, Hapalopilus nidulans) near Gulf of Finland between Morskaya and Lisiy Nos, 5 miles west from Saint Petersburg. Russia, August 5, 2016
 National Museum of Finland from Mannerheimintie Road. Helsinki, Finland, July 18, 2015
 Back entrance of National Museum of Finland from Mannerheimintie Road. Helsinki, Finland, July 18, 2015
 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
 Gulf of Finland near Solnechnoe, near Saint Petersburg. Russia, May 12, 2016
 Gulf of Finland in Solnechnoe, near Saint Petersburg. Russia, May 12, 2016
 Colors of Gulf of Finland near Solnechnoe, near Saint Petersburg. Russia, May 12, 2016
 Shallow water of Gulf of Finland near Solnechnoe, near Saint Petersburg. Russia, May 12, 2016
 A ship in Gulf of Finland near Petrovskaya Pier in Kronstadt, Russia, August 3, 2001
 Gulf of Finland in Sestroretsk at windy day. Near Saint Petersburg, Russia, August 1, 2001
 Gulf of Finland in Solnechnoe, north-west from Saint Petersburg. Russia, July 8, 2016
 A fort in Gulf of Finland near Solnechnoe and Sestroretsk. Near Saint Petersburg, Russia, August 1, 2001
 Gulf of Finland between Solnechnoe and Sestroretsk at windy day. Near Saint Petersburg, Russia, August 1, 2001
 Gulf of Finland and a beach in Sestroretsk at windy day. Near Saint Petersburg, Russia, August 1, 2001
 Bolders in Gulf of Finland in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 15, 2017
 Dunes and Gulf of Finland between Solnechnoe and Sestroretsk at windy day. Near Saint Petersburg, Russia, August 1, 2001
 Rare plant Koelpinia linearis with seeds in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Salt tolerant plant Salsola vermiculata(?) on windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Oak near Gulf of Finland in Blizhniye Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Finland stone in Levashovskaya Pustosh Memorial Cemetery. Levashovo near Saint Petersburg, Russia, October 30, 2016
 Boulders in Gulf of Finland in Alexandria Park. Peterhof, a suburb of Saint Petersburg, Russia, September 27, 2016
 Stony beach of Gulf of Finland in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 15, 2017
 Gulf of Finland and Sestroretsk from a spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Plant of dandelion family Koelpinia linearis with fruits in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Road near Gulf of Finland in Blizhniye Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Trail near Gulf of Finland in Blizhniye Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Desert rock carved by drifting sand (aeolian abrasion) in Traina Sinkhole (karst depression) AOI 2 north-west of Khor Al Adaid. Southern Qatar, January 23, 2015
 Small plant of scarlet pea (Indigofera intricata, local name humeira) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Gotleben Fort in Gulf of Finland from a spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Puffballs mushrooms on a forest opening near Gulf of Finland near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 Granite rocks on extremety in Gulf of Finland in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 18, 2018
 Plant of dandelion family Koelpinia linearis with curved seed heads in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Chestnut bolete mushroom (Gyroporus castaneus) near Gulf of Finland near Lisiy Nos, south from Saint Petersburg. Russia, September 3, 2016
 Fall colors near Gulf of Finland in Blizhniye Dubki area near Lisiy Nos, west from Saint Petersburg. Russia, October 19, 2016
 Sepia bolete mushroom Xerocomellus porosporus near Gulf of Finland near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 White Island of Gulf of Finland from Tarkhovsky Mys (extremity) in Tarkhovka near Sestroretsk. West from Saint Petersburg, Russia, August 15, 2017
 Death cap mushrooms (Amanita phalloides) under oaks near Gulf of Finland near Lisiy Nos. West from Saint Petersburg, Russia, August 26, 2018
 Old chicken of the woods mushrooms (Laetiporus sulphureus) on an oak near Gulf of Finland near Lisiy Nos, south from Saint Petersburg. Russia, August 17, 2018
 Fossil shark tooth (Galeocerdo(?)) embedded in a rock of Dammam Formation (Lower Dam limestones) in a site on flanks of Rawdat Al Heshaimiya(?) depression south from Trainah. Southern Qatar, November 6, 2015
 View of Peter Canal, Ambassador Pavilion and Gulf of Finland from Konstantinovsky Palace in Strelna. Saint Petersburg, Russia, August 3, 2004
 Claspingleaf pondweed (Potamogeton perfoliatus, Russian name Rdest) taken from Gulf of Finland near Solnechnoe north-west from Saint Petersburg. Russia, July 8, 2016
 Marsh marigold (kingcup, Caltha palustris, Russian name Kaluzhnitsa) on a shore of Gulf of Finland near Lakhta, a suburb of Saint Petersburg, Russia, May 11, 2016
 Shoot of Horseshoe vetch (Hippocrepis bicontorta, Hippocrepis areolata) on windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Gulf of Finland in Sestroretsk, with Kotlin Island on the horizon. A tall building is Maritime Cathedral in Kronstadt. Near Saint Petersburg, Russia, August 1, 2001
 Shoot of Horseshoe vetch (Hippocrepis bicontorta, Hippocrepis areolata) with fruits on windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Horseshoe vetch (Hippocrepis bicontorta, Hippocrepis areolata, local name umm ghurein) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Eroded granite rock formations. Independence Rock west from Casper, Wyoming, July 22, 2010
 Fruits of Horseshoe vetch (Hippocrepis bicontorta, Hippocrepis areolata, local name umm ghurein) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Rock climbing on cliffs of Paltsevo Rock Massif near Svetogorsk Highway near Vyborg. Russia, July 20, 2024
 View of area of Nuottaniemi and Highway 51 near Helsinki from a window of a plane from Tallinn to Helsinki. Finland, August 15, 2024
 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
 Rock-shield lichen (Xanthoparmelia) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Prostrate plant of Horseshoe vetch (Hippocrepis bicontorta, Hippocrepis areolata, local name umm ghurein) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Gulf of Finland and Sestroretsk from Tarkhovka spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Highway 51 and Sport Arena in Lansikorkee area of Helsinki from a window of a plane from Tallinn to Helsinki. Finland, August 15, 2024
 Rock abrasion made by visiting tourists in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
 Gulf of Finland with Kronstadt on horizon from Tarkhovka spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 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
 Thorny plant of Centaurea sinaica (Centaurea pseudosinaica, Amberboa crupioides, local names birkan, murrar) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Blooming plant of Centaurea sinaica (Centaurea pseudosinaica, Amberboa crupioides, local names birkan, murrar) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Small plant of Centaurea sinaica (Centaurea pseudosinaica, Amberboa crupioides, local names birkan, murrar) in windblown sand on southern side of Salwa Road in area of Khashem Al Nekhsh. Southern Qatar, March 18, 2016
 Pedestal rock (differential weathering) near Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
 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
 Dome of the Rock from the Citadel. Jerusalem, the Middle East, August 15, 2002
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