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The cave of Melidoni or Gerospilos in Greece on Crete. It is located 28 kilometers east of Rethymno.
Copper Mine tunnel located in the town of Hyder, Alaska but situated within British Columbia.
Stalactites and stalagnites of the Bear Cave in the Sudeten Mountains. Poland. High quality photo
Stalagmites in a cave in Florida Caverns State Park.
FASTLANE Cave - Show cave tour at Gunung Mulu National Park
Man walking and exploring dark cave with  underground. Mysterious deep dark, explorer discovering mystery moody tunnel looking on rock wall inside
St. Beatus Caves with stalactites and stalagmites below Beatenberg near Interlaken in Bern canton in Switzerland
Scene in the \
The Stiffe caves are a complex of karst caves located near Stiffe, in the municipality of San Demetrio ne' Vestini, in Abruzzo, included in the Sirente-Velino regional natural park
Disused railway tunnel in France
exploring beautiful Postojna cave slovenia the most visited european cave .
Colorful volcanic rocks in the Algar do Carvao cave, volcanic tunnel, at Terceira island, Azores
Cuevas de Nerja  - Caves of Nerja in Spain.
Stalactite formations hanging from the ceiling inside Postojna cave, Slovenia.
Dikteon cave. Place of Zeus birth. Crete. Greece. Horizontal
Kaklik Cave in Denizli, Turkey
Castellana Grotte cave karst, mineral, nature, rock, stalactite tourism underground stalagmite
Derinkuyu cave city in Cappadocia Turkey
Stalactites and the vault of the cavern are illuminated by lanterns at the New Athos Cave, Abkhazia, Georgia
Scenic view of underground cave over lake
cave in the water, beautiful photo digital picture
Stalactites and stalagmites in New Athos Сave, Abkhazia
View of the entrance to the Zugarramurdi Caves.
The inside of a cave near Elgol on the Isle of  Skye. Spar cave is accessed at low tide and is a magnificent, huge cave.
Phou Prasat, or Tham Kao Rao Cave located in Vieng Phoukha, Luang Namtha, Laos is a lesser known but beautifully preserved cave.
Glowworm Cathedral at the end of Waipu Cave in New Zealand
석회암 동굴의 벽 VD702
Fairy Cave in Sarawak
The magical underground environment from picturesque different minerals as limonite dripstones creating stalagmites, stalactites, and stalactite spaghetti.
Free Images: "bestof:Pooles Cavern 6.jpg Disused Victorian gas lighting in Poole's Cavern in Buxton Derbyshire England Own 2007-06-22 Dave Pape PD-user Poole's Cavern Gas lamps"
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Muntiacus reevesi - Otter, Owl, and Wildlife Park.jpg
Sus scrofa 1 - Otter, Owl, and Wildlife Park.jpg
Sus scrofa 2 - Otter, Owl, and Wildlife Park.jpg
Sus scrofa 3 - Otter, Owl, and Wildlife Park.jpg
Lutra lutra 1 - Otter, Owl, and Wildlife Park.jpg
Lutra lutra 2 - Otter, Owl, and Wildlife Park.jpg
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Indian Rhinoceros - Buffalo Zoo.jpg
Ardea herodias 1 - Hilton Head.jpg
Snow leopard sleeping - Buffalo Zoo.jpg
Choloepus didactylus 2 - Buffalo Zoo.jpg
Uca pugilator 1 - Pinckney Island.jpg
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Ardea herodias 10 - Hilton Head.jpg
Golden tiger 2 - Buffalo Zoo.jpg
Golden tiger 3 - Buffalo Zoo.jpg
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Karl Sims - Galapagos - ICC.jpg
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Pooles Cavern 6.jpg
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Pooles Cavern 2.jpg
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Pooles Cavern 1.jpg
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Pooles Cavern entrance.jpg
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Pooles Cavern 16.jpg
Hope Cement Works.jpg
Back Tor from Treak Cliff Cavern.jpg
Buxton Octagon.jpg
Buxton Pavilion Gardens 1.jpg
Buxton Pavilion Gardens 2.jpg
Buxton Opera House.jpg
St Anns Well 1 - Buxton.jpg
St Anns Well 2 - Buxton.jpg
Blue John fragments - Treak Cliff Cavern.jpg
Buxton Pavilion Gardens bandstand.jpg
Buxton Crescent 1.jpg
Buxton Crescent 2.jpg
Blue John pillar - Treak Cliff Cavern.jpg
Samuel Turner monument - Buxton.jpg
Devonshire Dome 1.jpg
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Devonshire Dome 2.jpg
Stalagmites - Treak Cliff Cavern 2.jpg
Flowstone - Treak Cliff Cavern.jpg
Stalactites - Treak Cliff Cavern.jpg
Stalagmites - Treak Cliff Cavern 1.jpg
Fossils - Treak Cliff Cavern.jpg
Stalactites and flowstone - Treak Cliff Cavern.jpg
Lighthouse ventilator - Hurst Castle.jpg
Eyam Mechanics Institute.jpg
Eyam Parish Church 1.jpg
Grindleford Methodist Church.jpg
Eyam Hall 1.jpg
Eyam Hall 2.jpg
Derwent Valley aqueduct.jpg
Ladybower Dam, lower.jpg
Ladybower Dam, upper.jpg
Ladybower Reservoir, south.jpg
Church of St Edmund, Castleton 1.jpg
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St Peters Parish Church, Hope.jpg
Dry stone wall sheep fields - Castleton.jpg
Cressbrook Dale 1.jpg
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Eyam Hall stables.jpg
Peters Stone 1 - Cressbrook Dale.jpg
Peters Stone 2 - Cressbrook Dale.jpg
Revolving roasting jack - Eyam.jpg
Tideswell Church altar 1.jpg
Tideswell Church altar 2.jpg
Castleton Methodist Church.jpg
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