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France
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France
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France
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Oakley Kansas Monument Rocks also known as Chalk Pyramids a Niobrara chalk formation on the plains in western Kansas by Jim West
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Oakley Kansas Monument Rocks also known as Chalk Pyramids a Niobrara chalk formation on the plains in western Kansas by Jim West
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Oakley Kansas Monument Rocks also known as Chalk Pyramids a Niobrara chalk formation on the plains in western Kansas by Jim West
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Oakley Kansas Monument Rocks also known as Chalk Pyramids a Niobrara chalk formation on the plains in western Kansas by Jim West
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Jerusalem
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United Kingdom
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Durdle Door Dorset 20th century Natural limestone rock arch in chalk cliffs on the Jurassic Coast near Lulworth in Dorset England The name Durdl
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Unique green house without roof embedded in a limestone rock face with floral decoration Kallmünz Upper Palatinate Bavaria Germany Europe by Mic
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Beautiful limestone cliff Algarve coast with village of Benagil south of Portugal by Jacek Sopotnicki
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Long tail boat on tropical beach with limestone rock Krabi Thailand Asia by Dmitry Rukhlenko
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White cliffs of Dover hiking trails bay people walking on paths along the cliffs with views of the sea and grassy areas England English Channel
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The eroded chalk sea stacks Old Harry Rocks at Handfast Point on the Isle of Purbeck along the Jurassic Coast in Dorset southern England UK by alim
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The chalk sea stacks Old Harry Rocks at Handfast Point on the Isle of Purbeck along the Jurassic Coast in Dorset southern England UK by alimdi Ar
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat in the mist Côte dAlbâtre Upper Normandy France Europe by alimdi
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat in the mist Côte dAlbâtre Upper Normandy France Europe by alimdi
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra
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Cliffs at Hunstanton Norfolk showing three distinct layers of rock; nearest the beach is Carstone (40-58ft 12-17m thick) thin layer of Red Rock (4f
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La Manneporte at sunset a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra Philippe
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La Manneporte at sunset a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra Philippe
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra
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The chalk cliff Porte dAmont and the chapel Notre-Dame-de-la-Garde at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra
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La Manneporte a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra Philippe Clément
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La Manneporte a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra Philippe Clément
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LAiguille and the Porte DAval a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra
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La Manneporte a natural arch in the chalk cliffs at Etretat Côte dAlbâtre Upper Normandy France Europe by alimdi Arterra Philippe Clément
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Fossilised foraminiferans Coloured scanning electron micrograph (SEM) of the fossilised shells of assorted foraminiferan protozoa (order Foraminifera
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Shingle beach and chalk cliffs along the North Sea coast at Yport Normandy Seine-Maritime Côte dAlbâtre France Europe by alimdi Arterra Phi
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Saint-Valery-en-Caux pebble beach and white chalk cliffs Seine-Maritime Normandy France Europe by alimdi Arterra Philippe Clément
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Saint-Valery-en-Caux pebble beach and white chalk cliffs Seine-Maritime Normandy France Europe by alimdi Arterra Philippe Clément
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Chalk cliffs at Koenigsstuhl Königsstuhl Jasmund National Park island of Ruegen Mecklenburg-Western Pomerania Germany Europe by alimdi Arterr
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Eroded white chalk cliffs and pebble beach in Jasmund National Park on Rugen Island in the Baltic Sea Mecklenburg-Vorpommern Germany Europe by ali
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Beech trees on edge of eroded white chalk cliff in Jasmund National Park on Rugen Island in the Baltic Sea Mecklenburg-Vorpommern Germany Europe b
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Eroded white chalk cliffs and pebble beach in Jasmund National Park on Rugen Island in the Baltic Sea Mecklenburg-Vorpommern Germany Europe by ali
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Eroded white chalk cliffs and pebble beach in Jasmund National Park on Rugen Island in the Baltic Sea Mecklenburg-Vorpommern Germany Europe by ali
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Beachy Head with chalk cliffs Eastbourne seaside resort on the English Channel in the county of East Sussex in England ca 1895 England Historical
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Calcareous phytoplankton fossil Coloured scanning electron micrograph (SEM) of a fossil of the skeleton (coccosphere) of a coccolithotrope a small m
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The Königsstuhl Stubbenkammer Island of Rügen Baltic Sea Mecklenburg-Western Pomerania Germany Historic digitally restored reproduction of a ph
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The Königsstuhl Stubbenkammer Island of Rügen Baltic Sea Mecklenburg-Western Pomerania Germany Historic digitally restored reproduction of a ph
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White Cliffs Seven Sisters Birling Gap East Sussex England Great Britain by Siegfried Kuttig
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Traditional red telephone box Cuckmere Haven Seven Sisters East Sussex England Great Britain by Siegfried Kuttig
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Windswept tree at Cuckmere Haven Seven Sisters East Sussex England Great Britain by Siegfried Kuttig
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White cliffs Seven Sisters beach house cottage Cuckmere Haven East Sussex England Great Britain by Siegfried Kuttig
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White Cliffs Seven Sisters House Cottage Cuckmere Haven East Sussex England Great Britain by Siegfried Kuttig
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White cliffs Seven Sisters beach Cuckmere Haven East Sussex England Great Britain by Siegfried Kuttig
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White Cliffs Seven Sisters Cuckmere Haven East Sussex England Great Britain by Siegfried Kuttig
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Calcareous phytoplankton Coloured scanning electron micrograph (SEM) of Coronosphaera mediterranea This small algal organism (coccolithophore) is su
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Striking limestone rock formation Burgstein with blue and white sky in the upper Altmühltal surrounded by green vegetation Dollnstein Altmühltal Ba
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Striking limestone rock formation Burgstein with blue and white sky in the upper Altmühltal surrounded by green vegetation Dollnstein Altmühltal Ba
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Striking limestone rock formation Burgstein with blue and white sky in the upper Altmühltal surrounded by green vegetation Dollnstein Altmühltal Ba
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Striking limestone rock formation Burgstein with blue and white sky in the upper Altmühltal surrounded by green vegetation Dollnstein Altmühltal Ba
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Calcareous phytoplankton Coloured scanning electron micrograph (SEM) of Gephyrocapsa oceanica This small algal organism (coccolithophore) is surrou
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Calcareous phytoplankton Coloured scanning electron micrograph (SEM) of Emiliana huxleyi This small algal organism (coccolithophore) is surrounded
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Chalk cliffs at Capo Bianco Coast Sicily Italy Europe by Sonja Jordan
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Chalk cliff Scala dei Turchi Turkish staircase Realmonte Sicily Italy Europe by Sonja Jordan
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Play of light and shadow on the limestone mountain range of the Haut de Cry peak Mayens-de-Chamoson Valais Switzerland Europe by Guenter Fischer
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Chalk cliffs on shingle beach Kingsdown Beach Dover Kent England United Kingdom Europe by Angela to Roxel
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Cliffs in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Cliffs in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Rock fall at chalk cliffs in Dorset England UK
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Cliffs in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Nightfall in Etretat Normandy France by ZoonarFrancisco Jav
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Mexico
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Halong Bay Vietnam
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Halong Bay Vietnam
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Halong Bay Vietnam
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Interior of the Thien Cung cave Paradise cave one of many limestone caves in Ha Long Bay Halong Bay Vinh Ha Long Quang Ninh Province Vietnam As
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Fossilised bacteria Coloured Scanning Electron Micrograph (SEM) of a type of fossilised bacteria Some fossilised bacteria are the earliest evidence
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Wooden fishing boat and limestone monolithic islands in Ha Long Bay Halong Bay Vinh Ha Long Quang Ninh Province Vietnam Asia by alimdi Arterra
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Halong Bay Vietnam
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Limestone sea stacks raukar at Langhammar Gotland Sweden Europe by alimdi Arterra
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Limestone sea stacks raukar at Langhammar Gotland Sweden Europe by alimdi Arterra
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Limestone sea stacks raukar at Langhammar Gotland Sweden Europe by alimdi Arterra
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Limestone sea stacks raukar at Langhammar Gotland Sweden Europe by alimdi Arterra
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Limestone sea stacks raukar at Folhammar Gotland Sweden Europe by alimdi Arterra
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Chalk cliffs in Jasmund National Park on Rugen Island on the Baltic Sea Germany Europe by alimdi Arterra
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Dinosaur extinction by an asteroid A scientist with a 65 million year-old sample of rock showing the KT Boundary between Cretaceous chalk and Tertia
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