 Aeolian abrasion of 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
 Aeolian abrasion of limestone rocks (carved by drifting sand) in Traina Sinkhole (karst depression) AOI 2 north-west of Khor Al Adaid. Southern Qatar, January 23, 2015
 Desert rock carved by drifting sand (aeolian abrasion) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Desert rock carved by drifting sand (aeolian abrasion) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 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
 Wind carved flint rocks (aeolian abrasion) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Sand-blast type of wind abrasion south from Abu Nahlah. Qatar, April 25, 2014
 Flat rocks wind-carved by drifting sand 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
 Violet flint rocks carved by drifting sand (sandblasted) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Sand-blast type of wind abrasion in dunes area south from Abu Nahlah. Qatar, June 23, 2015
 Effects of wind abrasion on limestone rocks near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Cornulaca aucheri (local name thalj) in sand south from Abu Nahlah. Qatar, April 25, 2014
 Cornulaca aucheri (local name thalj) near a sand dune south from Abu Nahlah. Qatar, April 25, 2014
 Cornulaca aucheri (local name thalj) in area of a sand dunes south from Abu Nahlah. Qatar, April 25, 2014
 Details of Cornulaca aucheri (local name thalj) near a sand dune south from Abu Nahlah. Qatar, April 25, 2014
 Aerodynamically eroded limestone rocks (wind abrasion) on a tabletop mountain in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Cornulaca aucheri with seeds of other plants south from Abu Nahlah. Qatar, April 25, 2014
 Cornulaca aucheri (local name thalj) south from Abu Nahlah. Qatar, April 25, 2014
 Thorns of Cornulaca aucheri (local name thalj) south from Abu Nahlah. Qatar, April 25, 2014
 Seeds of Ochradenus aucheri near Abu Nahlah Road, south from Doha. Qatar, April 25, 2014
 Seed capsules of Ochradenus aucheri near Abu Nahlah Road, south from Doha. Qatar, April 25, 2014
 Wind abrasion of limestone near Salwa Road in area of Rawdat Ekdaim. Southern Qatar, April 11, 2015
 Effects of wind abrasion on desert rocks in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Sand-blast type of wind abrasion at the foot of a sand dune near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Sand covering chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Limestone cliffs rocks of rocky ridge of Jebel Fuwairit. Northern Qatar, December 12, 2014
 Wind abrasion of rocks in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015
 Tribulus pentandrus near Abu Nahlah Road, south from Doha. Qatar, March 5, 2014
 Tribulus pentandrus with a flower taken from Abu Nahlah Road, south from Doha. Qatar, March 5, 2014
 Tribulus pentandrus with fruits taken from Abu Nahlah Road, south from Doha. Qatar, March 5, 2014
 Ochradenus aucheri with flowers near Abu Nahlah Road, south from Doha. Qatar, March 5, 2014
 Eroded flint stones by drifting sand in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Wind carved wood on desert floor near Umm Bab in south-western Qatar, March 3, 2014
 Blooming bush of Ochradenus aucheri near Abu Nahlah Road, south from Doha. Qatar, March 5, 2014
 Wind abrasion of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, May 20, 2016
 Accumulation of drifting sand around bushy desert plants Cornulaca aucheri(?) in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Aerodynamically eroded rocks (wind abrasion) on a tabletop mountain in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Wind abrasion of limestone cliffs in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015
 Bush of Ochradenus aucheri on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Stone mushroom formed by wind abrasion in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Bush of Ochradenus aucheri with seeds and some flowers on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Dry plant of distaff-thistle (Atractylis carduus) with fluffy seeds on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Wavy texture of aeolian sand at sunrise near Sealine Beach Resort near Mesaieed. Southern Qatar, December 11, 2015
 Parasitic plant Desert Hyacinth (Cistanche tubulosa, dhanoon, Tartuth) on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Arnebia hispidissima (Lithospermum hispidissimum, local names kahal, hasheshat al arnab) on a roadside near Abu Nahlah. Qatar, April 25, 2014
 Sand and rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Windblown sand with rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016
 Limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Sand blasted flint rocks in planes in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 19, 2013
 Erosion of limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Limestone rocks on a beach in Abu Samra, near Salwa Road. Qatar, October 16, 2015
 Broken limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Weathered limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Rough weathered limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Rough eroded limestone rocks in Harrarah (Al Kharrarah). Southern Qatar, March 27, 2015
 Ribwort Plantain (Plantago lanceolata) in sand on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Weathered limestone rocks in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015
 Limestone rocks in a desert on roadside of a road to Sawda Natheel. Southern Qatar, February 5, 2016
 Overhanging limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Sunrise over limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Cracked limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Orange windblown sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Accumulation of sand around desert plants of Pulicaria and Zygophyllum on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Camels in a farm in dunes area south from Abu Nahlah. Qatar, June 23, 2015
 Camel farm in dunes area south from Abu Nahlah. Qatar, June 23, 2015
 QNHG (Qatar Natural History Group) exploring fossils in limestone layer (Dukhan Limestone Member) of Dammam Formation in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Sand-blast type of wind abrasion in Traina Sinkhole (karst depression) AOI 2 north-west of Khor Al Adaid. Southern Qatar, January 23, 2015
 Bush of Salsola cyclophylla on limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Bush of Traganum nudatum on limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Plant of Agriophyllum minus in sand below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
 Tiny fossilized echinoderm or sea urchin in limestone in coastal area in south-western Qatar, February 7, 2014
 Sand button (creeping thorn rose, Neurada procumbens, local name saadan) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Plant of Agriophyllum minus on sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Plant of Agriophyllum minus in windblown sand below a limestone cliff in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 8, 2016
 Alfalfa (lucerne, Medicago sativa, local names jet, barseem) in sand on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) in sand on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Bush of Haloxylon salicornicum (Hammada elegance) on limestone rocks in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, June 25, 2016
 Blooming Polycarpaea repens and Dipterygium glaucum in sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Plants of Agriophyllum minus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Desert Shaggy Mane mushroom (Black Powderpuff, Podaxis pistillaris(?)) in sand on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Desert Shaggy Mane mushrooms (Black Powderpuff, Podaxis pistillaris(?)) in sand on roadside of Salwa Road near Karaana, south-west from Doha. Qatar, April 23, 2014
 Seeds of Virgin s Hand (Anastatica hierochuntica, local names kaf mariam, jefaiea) in sand on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Stratified layers of limestone and Miocene deposits of the Dam Formation on the slope of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Stork s bill (Monsonia nivea, Erodium neveum) in sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Habitat of the plant Agriophyllum minus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Al Udeid Air Base (Abu Nahlah Airport) near Mesayeed, south-west from Doha, view from a window of a car. Qatar, March 19, 2013
 Fossilized oyster sea shells Ostrea latimarginata(?) in a limestone layer (Dukhan Limestone Member) of Dammam Formation in Jaow Al Hamar depression south from Trainah. Southern Qatar, November 6, 2015
 Blooming plant of Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Blooming plant of Tribulus macropterus var. arabicus on windblown sand at the foot of limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Zygophyllum simplex (Tetraena simplex, harm, hureim) forming a sand mound on roadside of Salwa Road, south-west from Doha. Qatar, April 23, 2014
 Airplane landing on American military base Al Udeid, view from dunes area south from Abu Nahlah. Qatar, June 23, 2015
 Polycarpaea repens (Corrigiola repens) in sand near limestone cliffs in Maszhabiya (Al Mashabiya) Reserve near Abu Samra. Southern Qatar, April 1, 2016
 Mixture of drifting snow and sand near Snail Trail in Cape Cod. Provincetown, Massachusetts, January 18, 2005.
 Mixture of drifting snow and sand between dunes near Snail Trail in Cape Cod. Provincetown, Massachusetts, January 18, 2005.
 Area of American military air base Al Udeid (Abu Nahlah Airport) near Mesayeed, south-west from Doha, view from a window of a car. Qatar, November 6, 2015
 Streams and small canyons carved in soft limestone in the direction of Dead Sea, view to the east from Roman road 0.5 miles north from Masada. The Middle East, May 17, 2001
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