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Wide open mouth.
Dimas Sequeira has posted:A glimpse into volcanic rock beside a path leading to the coast at Porto da Ribeira do Nabo, southern São Jorge, Azores.
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Tunnels in coastal rocks.
Dimas Sequeira has posted:Spotted at Porto da Ribeira do Nabo, southern coast of São Jorge, Azores.
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Granite, with Moon
slgwv has posted:Granite outcrops in the Sierra Nevada, California, off the Five Lakes Trail. Plus a waxing moon. The inset is a view farther down the trail, with more spectacular sunset lighting.
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Rigid regulations
rod bally has posted:Artwork by Marieke Prinsloo-Rowe, at Hermanus, South Africa
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Dasht-e Lut (Kaluts) - Iran
tommes has posted:Funny picture, looks like an oil painting now :) Anyway, this desert is one of the hottest places on earth, with temperatures as high as 70 °C!
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Öræfajökull - a volcano awakening (PiP)
Gudrun has posted:Öræfajökull is part of Vatnajökull and a subglacial volcano. Hvannadalshnúkur (2110m), Icelands highest peak, is on its caldera rim.Öræfajökull has recently had intrusions from depth...
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Gesteinsstrukturen in der Schramme - Valser Tal (2 Pic in Pic)
Schussentäler has posted:PicinPic
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Desolation of Mordor
Gudrun has posted:Möðrudalsöræfi seen from the viewpoint on Road 901/ Möðrudalsleið. A barren wilderness of cones and ridges from subglacial fissure eruptions during the last ice age. A panorama of the...
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Mono Lake
slgwv has posted:Mono County, California. A saline, landlocked lake fed by streams flowing eastward off the Sierra Nevada. The curious pinnacles and ragged outcrops are tufa, a freshwater limestone...
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Bumpass Hell
OregonHiker has posted:Sulfurous vapors emmanating from Bumpass Hell in Lassen National Park.
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Askja
Gudrun has posted:Inside Askja Caldera, still covered with snow in mid July. Askja /DyngjufjöllI is a central volcano in the Icelandic highlands and part of Vatnajökull National Park....
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Surely a troll!
Gudrun has posted:Cliffs of the former coastline at the foot of Eyefjallajökull. The top of hidden waterfall Gljúfrabúi is just visible behind the troll. Die Klippen der früheren Küstenlinie unterhalb...
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