931 results for: calcareous

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Small waterfall at the Gönningen lakes, calcareous tufa nature trail, idyll, nature, at the foot of

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Small waterfall at the Gönningen lakes, calcareous...

Lean meadow, altocumulus, cloudy sky with fleecy clouds and birch trees in the Blockheide nature

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Lean meadow, altocumulus, cloudy sky with fleecy c...

The cave is located about 11 kilometres from Alanya on the western slope of Cebeli Reis Mountain,

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The cave is located about 11 kilometres from Alany...

Autumn helleborine (Spiranthes spiralis), autumn helleborine, small orchids, very rare, flowering

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Autumn helleborine (Spiranthes spiralis), autumn h...

Autumn helleborine (Spiranthes spiralis), autumn helleborine, small orchids, very rare, flowering

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Autumn helleborine (Spiranthes spiralis), autumn h...

Calcareous ox tongue (Anchusa calcarea), flowering, Algarve, Portugal

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Calcareous ox tongue (Anchusa calcarea), flowering...

Limestone terraces against mountain backdrop under cloudy sky, Yellowstone National Park, Wyoming,

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Limestone terraces against mountain backdrop under...

Pamukkale, Turkey, April 25th 2020 Large statue of a rooster cock chicken at the entrance to

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Pamukkale, Turkey, April 25th 2020 Large statue of...

Beautiful aqua blue pools of natural mineral rich spring water with many healing properties in

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Beautiful aqua blue pools of natural mineral rich ...

Pamukkale, Turkey, April 25th 2020 Foreign tourists enjoy the healing properties of thermal waters

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Pamukkale, Turkey, April 25th 2020 Foreign tourist...

Pamukkale, Turkey, April 25th 2020 Pamukkale, Turkey, April 25th 2020 The Turkish town of Pamukkale

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Pamukkale, Turkey, April 25th 2020 Pamukkale, Turk...

Pamukkale, Turkey, April 25th 2020 A young tourist having fun in the thermal waters of the

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Pamukkale, Turkey, April 25th 2020 A young tourist...

Stunning aqua blue pools of natural mineral rich spring water with many healing properties in

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Stunning aqua blue pools of natural mineral rich s...

Pamukkale Travertine Terraces, amazing aqua blue pools of thermal mineral-rich spring water set

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Pamukkale Travertine Terraces, amazing aqua blue p...

A stunning single green tree set against the unique landscape of the mineral rich thermal

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A stunning single green tree set against the uniqu...

Pamakkule, Turkey, April 25th 2020 Pamakkule, Turkey, April 25th 2020 A tourist carrying her shoes

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Pamakkule, Turkey, April 25th 2020 Pamakkule, Turk...

Pamakkale, Turkey, April 25th 2020 A woman and child enjoy the healing properties of thermal waters

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Pamakkale, Turkey, April 25th 2020 A woman and chi...

Pamakkule, Turkey, April 25th 2020 Tourists soak their feet in the thermal waters of the Travertine

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Pamakkule, Turkey, April 25th 2020 Tourists soak t...

Pamukkale in western Turkey, the Cotton Castle, a natural mineral rich rock formation, aqua blue

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Pamukkale in western Turkey, the Cotton Castle, a ...

Pamukkale, Turkey, April 25th 2020 Foreign tourists enjoys the healing properties of thermal waters

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Pamukkale, Turkey, April 25th 2020 Foreign tourist...

Pamakkule, Turkey, April 25th 2020 Tourists enter Travertine Terraces of Pamukkale the mineral rich

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Pamakkule, Turkey, April 25th 2020 Tourists enter ...

Pamukkale, Turkey, April 25th 2020 Foreign tourists enjoy the healing properties of thermal waters

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Pamukkale, Turkey, April 25th 2020 Foreign tourist...

Stunning aqua blue pools of natural mineral rich spring water with many healing properties in

BRK26C18_380

Stunning aqua blue pools of natural mineral rich s...

Pamakkule, Turkey, April 25th 2020 A tourist soak her feet in the thermal waters of the Travertine

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Pamakkule, Turkey, April 25th 2020 A tourist soak ...

Notable rock formations, calcareous tuff formations emerging from calm water, situated under a

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Notable rock formations, calcareous tuff formation...

Funkhaus Wallrafplatz, WDR, architect Peter Friedrich Schneider, travertine building material,

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Funkhaus Wallrafplatz, WDR, architect Peter Friedr...

Pamakkale, Turkey, April 25th 2020 Tourists enjoy the healing properties of thermal waters among

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Pamakkale, Turkey, April 25th 2020 Tourists enjoy ...

Funkhaus Wallrafplatz, WDR, architect Peter Friedrich Schneider, travertine building material,

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Funkhaus Wallrafplatz, WDR, architect Peter Friedr...

Funkhaus Wallrafplatz, WDR, architect Peter Friedrich Schneider, general architecture, commercial

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Funkhaus Wallrafplatz, WDR, architect Peter Friedr...

Pamukkale Travertine Terraces, amazing aqua blue pools of thermal mineral rich spring water set

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Pamukkale Travertine Terraces, amazing aqua blue p...

Discoloured rock, sinter, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, Jotunkjeldene, Spitsberg...

Sintered terraces with rising steam under the sun in the geothermal area of Te Puia, Rotorua, North

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Sintered terraces with rising steam under the sun ...

Lime sinter heels in the marble basins in Yellowstone Park, America, authentic reproduction of a

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Lime sinter heels in the marble basins in Yellowst...

Hieracium lachenalii (Picris hieracioides), hawkweed bitterweed, yellow flower on a rough meadow,

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Hieracium lachenalii (Picris hieracioides), hawkwe...

Lime sinter heels in the marble basins in Yellowstone Park, America, authentic reproduction of a

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Lime sinter heels in the marble basins in Yellowst...

Hot spring, discoloured rock, sinter, mountain range, sea, Jotunkjeldene, Spitsbergen, Svalbard

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Hot spring, discoloured rock, sinter, mountain ran...

Fossil sponge, petrification, Porifera spec., fossil, campan, chalk, around 80 million years old,

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Fossil sponge, petrification, Porifera spec., foss...

Discoloured rock, sinter, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, Jotunkjeldene, Spitsberg...

Fossil sponge, petrification, Porifera spee., fossil, campan, chalk, around 80 million years old,

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Fossil sponge, petrification, Porifera spee., foss...

Yellow rocky landscape with green mountains and dark cloudy sky, Bidara Travertine, Travertine,

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Yellow rocky landscape with green mountains and da...

Black Band Disease (BBD), tissue affected by cyanobacteria and sulphate-reducing bacteria first

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Black Band Disease (BBD), tissue affected by cyano...

Close-up of an orange rock structure with surrounding vegetation and moss, Bidara travertine, Jvari

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Close-up of an orange rock structure with surround...

Pasque flower, European pasqueflower (Pulsatilla vulgaris) growing on calcareous low-nutrient

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Pasque flower, European pasqueflower (Pulsatilla v...

Orange hawkweed, orange-red hawkweed (Hieracium aurantiacum), flower on a rough meadow, close-up,

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Orange hawkweed, orange-red hawkweed (Hieracium au...

Hieracium lachenalii (Picris hieracioides), hawkweed bitterweed, yellow flower on a rough meadow,

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Hieracium lachenalii (Picris hieracioides), hawkwe...

Small waterfall, sinter steps, maple leaves in autumn colors, Brühlbach, Maisental, Bad Urach,

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Small waterfall, sinter steps, maple leaves in aut...

Discoloured rock, sinter, mountain range, sea, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, mountain range, sea, Jot...

Discoloured rock, sinter, mountain range, sea, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, mountain range, sea, Jot...

Hot spring, discoloured rock, sinter, mountain range, sea, Jotunkjeldene, Spitsbergen, Svalbard

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Hot spring, discoloured rock, sinter, mountain ran...

Discoloured rock, sinter, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, Jotunkjeldene, Spitsberg...

Discoloured rock, sinter, Jotunkjeldene, Spitsbergen, Svalbard

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Discoloured rock, sinter, Jotunkjeldene, Spitsberg...

Hot spring, discoloured rock, sinter, mountain range, sea, Jotunkjeldene, Spitsbergen, Svalbard

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Hot spring, discoloured rock, sinter, mountain ran...

Meadow bellflower (Campanula patula), blue flower, on a rough meadow, Wilnsdorf, North

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Meadow bellflower (Campanula patula), blue flower,...

Silent splendour... Golden thistle (Carlina vulgaris), last year's specimen photographed in early

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Silent splendour... Golden thistle (Carlina vulgar...

Spring is here... Pasque flowers, pasque flowers (Pulsatilla vulgaris), purple flowering

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Spring is here... Pasque flowers, pasque flowers (...

Spring awakening... Pasque flower, Pasque flower (Pulsatilla vulgaris), purple flowering

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Spring awakening... Pasque flower, Pasque flower (...

In early spring... Cowslip (Pulsatilla vulgaris), classic, typical early bloomer, the small hairs

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In early spring... Cowslip (Pulsatilla vulgaris), ...

Landscape conservation with sheep and goats in the Truppacher Heide, Trupbacher Heide nature

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Landscape conservation with sheep and goats in the...

Adonis blue (Polyommatus bellargus), very beautiful butterfly, endangered due to habitat loss,

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Adonis blue (Polyommatus bellargus), very beautifu...

Hiking trails in the Truppacher Heide, Trupbacher Heide nature reserve with heaths and rough

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Hiking trails in the Truppacher Heide, Trupbacher ...

Landscape conservation with sheep and goats in the Truppacher Heide, Trupbacher Heide nature

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Landscape conservation with sheep and goats in the...

Truppacher Heide, Trupbacher Heide nature reserve with heaths and rough grassland, Siegerland,

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Truppacher Heide, Trupbacher Heide nature reserve ...

A smooth calcareous tubular worm (Protula tubularia) with spread tentacles in a lively reef in the

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A smooth calcareous tubular worm (Protula tubulari...

A single smooth calcareous worm (Protula tubularia) that develops its fine tentacles in dark water

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A single smooth calcareous worm (Protula tubularia...

Fumarole, Solfatare Öskjuholt, steaming sinter cone, lime sinter, sulphur vapour, Hveravellir

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Fumarole, Solfatare Öskjuholt, steaming sinter con...

Orange hawkweed, orange-red hawkweed (Hieracium aurantiacum), flower on a rough meadow, Wilnsdorf,

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Orange hawkweed, orange-red hawkweed (Hieracium au...

Orange hawkweed, orange-red hawkweed (Hieracium aurantiacum), flower on a rough meadow, Wilnsdorf,

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Orange hawkweed, orange-red hawkweed (Hieracium au...

180822_221 Terraced pools of hot spring water at Mound Spring in the Mammoth Hot Springs area of

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180822_221 Terraced pools of hot spring water at M...

180822_212 Close up details of the travertine rock of Mound Spring in the Mammoth Hot Springs area

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180822_212 Close up details of the travertine rock...

240914_033 Female elk roaming past the Liberty Cap rock formation in the Mammoth Hot Springs area

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240914_033 Female elk roaming past the Liberty Cap...

180822_132 Terraced travertine expelled from Palette Spring over time in the Mammoth Hot Springs

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180822_132 Terraced travertine expelled from Palet...

A filigree smooth calcareous tubular worm (Protula tubularia) with delicate, fan-like structure in

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A filigree smooth calcareous tubular worm (Protula...

180822_165 Boardwalk allows park visitors to get close to the geologic features of Mound Spring the

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180822_165 Boardwalk allows park visitors to get c...

180822_107 Dead trees on a hill of calcium carbonate expelled from Palette Spring over time in the

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180822_107 Dead trees on a hill of calcium carbona...

180822_110 Dead trees on a hill of calcium carbonate expelled from Palette Spring over time in the

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180822_110 Dead trees on a hill of calcium carbona...

180822_099 Hill of calcium carbonate expelled from Palette Spring over time in the Mammoth Hot

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180822_099 Hill of calcium carbonate expelled from...

Opercula commonly known as the Eye of Saint Lucia (Occhio di Santa Lucia) . It is the calcareous

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Opercula commonly known as the Eye of Saint Lucia ...

Golden fireworm (Chloeia flava) Bristle worm with pointed poisonous whitish light-coloured

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Golden fireworm (Chloeia flava) Bristle worm with ...

Fumarole, Solfatare Öskjuholt, steaming sinter cone, lime sinter, sulphur vapour, Hveravellir

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Fumarole, Solfatare Öskjuholt, steaming sinter con...

Sinter terraces with geyser, sulphur vapour, evening sky, Hveravellir geothermal area, Icelandic

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Sinter terraces with geyser, sulphur vapour, eveni...

Natural limestone formations with turquoise-coloured water in several cascades. Structure appears

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Natural limestone formations with turquoise-colour...

Fumarole, Solfatare Öskjuholt, steaming sinter cone, lime sinter, sulphur vapour, Hveravellir

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Fumarole, Solfatare Öskjuholt, steaming sinter con...

Sinter terraces, sinter steps, moss-covered volcanic rock, Hveravellir geothermal area, Icelandic

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Sinter terraces, sinter steps, moss-covered volcan...

Orange hawkweed, orange-red hawkweed (Hieracium aurantiacum), flower on a rough meadow, close-up,

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Orange hawkweed, orange-red hawkweed (Hieracium au...

Panorama of terraces and water with mountain backdrop in the soft light of dusk, aerial view,

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Panorama of terraces and water with mountain backd...

Close-up of turquoise-coloured water terraces surrounded by white limestone, aerial view, sinter

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Close-up of turquoise-coloured water terraces surr...

Panoramic view of famous limestone sinter terraces with turquoise water in Turkey, aerial view,

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Panoramic view of famous limestone sinter terraces...

Extensive limestone sinter terraces with water and surrounding landscape in Pamukkale, aerial view,

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Extensive limestone sinter terraces with water and...

Free-range sheep on sinter terraces, sulphur vapour, Hveravellir geothermal area, Icelandic

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Free-range sheep on sinter terraces, sulphur vapou...

Free-range sheep on sinter terrace, evening sky, Hveravellir geothermal area, Icelandic highlands,

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Free-range sheep on sinter terrace, evening sky, H...

Orange hawkweed, orange-red hawkweed (Hieracium aurantiacum), flower on a rough meadow, Wilnsdorf,

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Orange hawkweed, orange-red hawkweed (Hieracium au...

Terraces of turquoise water in white formations, mountains visible in the background under a clear

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Terraces of turquoise water in white formations, m...

Wide view over limestone terraces and ancient ruins in a picturesque landscape, aerial view, sinter

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Wide view over limestone terraces and ancient ruin...

Natural limestone sinter terraces in Pamukkale under a clear sky, aerial view, sinter terraces,

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Natural limestone sinter terraces in Pamukkale und...

Small waterfall, sinter steps, maple leaves in autumn colors, Brühlbach, Maisental, Bad Urach,

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Small waterfall, sinter steps, maple leaves in aut...

A rural path leads through a wide landscape with trees and meadows. Heaths and rough grassland

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A rural path leads through a wide landscape with t...

Rays of sunlight behind tree trunks in the forest create a peaceful atmosphere. Heaths and rough

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Rays of sunlight behind tree trunks in the forest ...

A country lane with an old fence under a cloudy, gloomy evening sky. NSG heaths and rough grassland

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A country lane with an old fence under a cloudy, g...

Sheep (Ovis) graze in a meadow with trees and a fence in the foreground. NSG heaths and rough

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Sheep (Ovis) graze in a meadow with trees and a fe...

A path leads through a green landscape with purple flowering heath and surrounding forest. Heath

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A path leads through a green landscape with purple...

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