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Safranbolu, Turkey
Ryongmun limestone cave in Myoyhang Mountains, North-Korea.
Stalagmites and stalactites in one of the numerous caves situated alongside the River Kwai (more correctly Khwae Noi River or Khwae Si Yok River) in Thailand.
석회암 동굴의 벽 VD702
The Gentle Cave is located in Adygea on the way to the Lago-Naki plateau on the Azish-Tau ridge at an altitude of 1400 meters above sea level.
Lehman Cave in Great Basin National Park, near Baker Nevada. In the Snake Mountain Range which contains limestone. Shield formation which are rare.
stalactites in the water tunnel, peculiar landscape of nature
Moss covered rocks in Nimara Cave in Marmaris, Turkey
water-eroded cave in southwest china
Background photo of the cave inside the mountain. Natural formations are visible in the illuminated cave. Abstract shapes were formed with the effects of shadow and light. Shot with a full frame camera.
Fossils of marble caves. You have to see this with your own eyes.
A view inside Chiang Dao Cave, an important tourist attraction that is mysterious, beautiful and worth searching for.
Detail of Stalactite and stalagmite in Aggtelek cave, Hungary, Nikon D7100
Unique underground geology of  stalactites and stalagmites.
Sterkfontein, South Africa - November 22, 2011: Sterkfontein is a set of caves in Gauteng province, with special interest to paleo-anthropologists. The area is known as the Cradle of Humankind.
Close up of layers of flowstone in Grand Palace area of Lehman Caves, Great Basin National Park, Nevada, USA.
Stalactites in the shape of delicate and wavy fabric in Diabo Cave, São Paulo - Brazil.
Stalactites and stalagmites illuminated with colored lighting, natural cave.
vaults of the Big Azish Cave on the Lago-Naki Plateau in Adygea
The Dupnisa Cave (Turkish: Dupnisa Mağarası), located in Strandzha Mountain Range Kırklareli, northwestern Turkey, close to Bulgarian-Turkish border.
mawsmai cave stalagmites.
View of stalactites and stalagmites in cave.
Inside cave
View from inside of the inaltı cave, Inaltı underground cave, Sinop City, Turkey
Luray caverns in Luray VA With Tunnels , caves , and cracks.
Thousands of Egyptian Fruit Bats or Egyptian Rousettes roost and fly in massive, tightly packed groups and in a cave in Queen Elizabeth National Park.
stalactites that are thousands of years old so that they form pillars that have perpendicular lines and a tapered round texture, there are piles of stalagmites that resemble large stones
The Marble Cave in Crimea, Ukraine
Gosu Cave, Danyang-gun, Chungcheongbuk-do, Korea
Geologist standing in cave and talking with each other.
Free Images: "bestof:LedenikaCave.JPG Ledenika Cave in the Stara Planina mountains near Vratsa Bulgaria 2005-06-25 own assumed Preslav~commonswiki Ledenika Stalactites Flowstones"
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