 Speed Bump road sign near Singing Sand Dunes near Mesaieed. Qatar, March 10, 2012
 Loop road around Singing Sand Dunes near Mesaieed. Qatar, March 10, 2012
 Southern side of Singing Sand Dunes near Mesaieed. Qatar, March 10, 2012
 Remains of a lunch left on Singing Sand Dunes near Mesaieed. Qatar, March 10, 2012
 Visitors of Texas A and M University at Qatar walking on Singing Sand Dunes near Mesaieed. Qatar, March 10, 2012
 Mesaieed beach during sand storm. Qatar, March 10, 2012
 Rounded and well sorted eolian sand on a crest of a sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Fine-grained eolian sand on a crest of a sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Fine-grained eolian sand moving on a layer of course grained sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Fish covered in sand in shallow water in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Sand bubbles indicating occurrence of a sand bubbler crab (Scopimera crabricauda) in Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Limestone rocks carved by drifting sand at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Stingray(?) sand crater at low tide in Arabian (Persian) Gulf near Mesaieed, north from Doha. Qatar, January 29, 2010
 Eolian sand from area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 View from a crest of a sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Sand tracks of a big desert lizard in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Mixture of course and fine grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Flint rocks carved by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Eroded flint stones by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Wind driven sand grains of two different sizes in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Rounded and fine-grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert rocks eroded by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert rock carved by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Remains of Arabic newspaper in desert sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Poop of a desert lizard with remains of plants in sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Violet flint rocks carved by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Accumulation of drifting sand around bushy desert plants in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Close up of rounded and fine-grained eolian sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Placing a pitfall trap (trapping pit) at the foot of sand dune in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on sand at hot afternoon in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on extended legs on sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert lizard Eastern sandfish (skink, Chalcides mitranus, Scincus mitranus) in sand near dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) with fringes of long scales around the eyes to keep out sand grains in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert lizard Arabian toad headed agama (Phrynocephalus arabicus) standing on extended legs to limit contact with hot sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Yellow and maroon flower buds emerging from sand of a parasitic plant Cistanche tubulosa (desert hyacinth, dhanoon, Tartuth) appear in a desert after recent rains. Salt marsh near Mesaieed, Qatar, January 29, 2010
 Sand dunes of North Beach. Sandy Hook, New Jersey, February 11, 2007
 Mixture of sand and snow on dunes near Provincelands Visitor Center in Cape Cod. Massachusetts, January 31, 2004
 Skeletons of beach fences covered by drifting mixture of snow and sand, view from Ballston Beach in Cape Cod. Truro, Massachusetts, January 18, 2005.
 Mixture of drifting snow and sand between dunes near Snail Trail in Cape Cod. Provincetown, Massachusetts, January 18, 2005.
 Sand button (creeping thorn rose, Neurada procumbens, local name saadan) in Harrarah, 40 miles south-west from Doha. Qatar, March 2, 2012
 Tidal flat and sand ripples at the end of River Road. Acoaxet, Massachusetts, March 13, 2004.
 Tidal flat and sand ripples at the end of River Road. Acoaxet, Massachusetts, March 13, 2004.
 Common autumn flowers of pancratium in dunes near Mediterranean beach in southern Ashkelon, with tracks of lizards on the sand. The Middle East, September 19, 2001
 Dusty windshield of a car after a sand storm in Wholesale Markets area. Doha, Qatar, February 26, 2012
 Desert lizard Heyden s gecko (Hemidactylus robustus) in sand of Al Aaliya Island (Jazirat al Aliyah). Qatar, March 27, 2013
 Pubescent leaves of sand button (Neurada procumbens)(?) in desert near industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
 Furry leaves of sand button (Neurada procumbens)(?) in desert near industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
 Plant with silvery leaves sand button (Neurada procumbens)(?) in desert near industrial zone of Ras Laffan, north from Doha. Qatar, March 23, 2013
 Blue head lizard Yellow-spotted Agama (Trapelus flavimaculatus) on sand. Harrarah, 40 miles south-west from Doha. Qatar, March 5, 2010
 Sand ripples at low tide in French Beach (42 km Beach), on north-eastern coast. Qatar, March 4, 2010
 Sand ripples on a sandy bar at low tide in French Beach (42 km Beach), on north-eastern coast. Qatar, March 4, 2010
 Limestone eroded by flying sand near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert plant Zygophyllum qatarense in sand near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Limestone erosion at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Desert bushy plant at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Placing pitfall traps in sand at the foot of a dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Flat rocks wind-carved by drifting sand near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Ambassadors Street in West Bay during sand storm, view from a balcony of Room 2303 of ASAS Tower West. Doha, Qatar, March 26, 2011
 A rocky beach and dry sand ripples at the end of River Road in Acoaxet. Westport, Massachusetts, April 6, 2004
 Amwal and QFBA towers in West Bay during sand storm, view from a balcony of Room 2303 of ASAS Tower West. Doha, Qatar, March 26, 2011
 Tracks of toad-headed agama lizard at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Flower of Palafoxia hookeriana (sand palafox) in dew on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Sand palafox (Palafoxia hookeriana) flower on roadside of Road 364, near Sugarloaf Mountain. Gause, Texas, September 20, 2008
 Sand Grove Cemetery south from Milano. Texas, December 1, 2012
 Zygophyllum plant in sand east from Arch (Rainbow) Roundabout. Doha, Qatar, April 16, 2011
 Sand spit of Safliya Island near Doha at sunset, with West Bay in background. Qatar, April 3, 2013
 A road cut through glacier sand hills north from Gorynskoe Lake near Lembolovo, 30 miles north from Saint Petersburg. Russia, August 19, 2004
 Exposed sand in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Sand palafox (Palafoxia hookeriana) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Sand palafox (Palafoxia hookeriana) in Bastrop State Park. Bastrop, Texas, September 15, 2012
 Sand dollar (Keyhole Urchin, Mellita quinquiesperforata) on eastern Bailey s Beach (Reject s Beach) in Newport. Rhode Island, March 15, 2003.
 Qatar Natural History Group (QNHG) on dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Goose crossing road sign at Quanapoag Road 0.3 miles east from intersection with Bullock Road, between a lake and a cranberry bog. Freetown, Massachusetts, May 28, 2003
 Camels in a salt marsh near Mesaieed. Qatar, March 18, 2011
 A lake and sand hills near Columbia, Missouri. October 24, 1999.
 Grazing camels in a salt marsh near Mesaieed. Qatar, March 18, 2011
 Sand ripples near Sestroretsk, a suburb of Saint Petersburg. Russia, May 19, 2011
 Sand ripples on a beach in Ship Island. Mississippi, October 29, 2006
 Sand ripples on a beach near Sestroretsk, a suburb of Saint Petersburg. Russia, May 19, 2011
 Sand fiddler crab on a beach in Ship Island. Mississippi, October 8, 2006
 Sand pattern at rising tide at the tip of Horseneck Point. Westport, Massachusetts, February 1, 2005.
 A lobster pot and sand ripples at evening on Horseneck Beach. Westport, Massachusetts, December 17, 2004
 Sand ripples at windy evening on Horseneck Beach. Westport, Massachusetts, December 17, 2004
 Succulent plant in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
 Worn out road sign in Riggenback Road in northern Fall River. Massachusetts, April 12, 2003.
 Mixture of drifting snow and sand near Snail Trail in Cape Cod. Provincetown, Massachusetts, January 18, 2005.
 Melting snow mixed with sand on Horseneck Beach at evening. Westport, Massachusetts, February 1, 2005.
 Sand ripples at low tide in Long Point Beach in Cape Cod. Provincetown, Massachusetts, February 5, 2005.
 Sand ripples at low tide in Long Point Beach in Cape Cod. Provincetown, Massachusetts, February 5, 2005.
 No Parking sign on a wall in Umm Wishad Street in Musheirib area. Doha, Qatar, April 13, 2012
 Beach sand ripples at low tide in Demarest - Lloyd State Park. Dartmouth, Massachusetts, November 14, 2004
 Beach sand ripples at low tide in Demarest - Lloyd State Park. Dartmouth, Massachusetts, November 14, 2004
 Beach sand pattern at low tide near Richmond Pond west from Acoaxet at evening. Westport, Massachusetts, November 15, 2004
 Exposed rocks and shells uncovered from sand by winter winds on Horseneck Beach. Westport, Massachusetts, February 1, 2004
 American toad on sand of Whitetail Loop trail in Freetown/Fall River State Forest. Massachusetts, May 30, 2003
 Beach sand ripples at Deepwater Pt. in Demarest - Lloyd Memorial State Park at low tide. Dartmouth, Massachusetts, November 13, 2003
 White flowers of Sand Rock-cress (Cardaminopsis arenosa) near Toksovo, 10 miles north from Saint Petersburg. Russia, June 11, 2011
 Sand chafer beetle (Strigoderma arbicola) on false dandelion flower in Lick Creek Park. College Station, Texas, May 15, 2009
 Dried parasitic plant Cynomorium Coccineum (desert, or red thumb, tarthuth) in dunes of Jazirat Umm Tays, barrier island at northern tip of Qatar, east from Ruwais, March 24, 2012
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