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close up of cave opening - Australia
Backpacker woman standing on Rainbow cave (Keshet Cave, Galilee, North of Israel).
The interior view of the natural and historical cave of Karaftu and the place of human habitation in ancient times in the Kurdistan province of Iran
Yaren, Nauru: Makwa / Moqua Well - small lake in a cave, once the primary source of drinking water for Nauruans, now used as a cool resting place in the many scorching days of Nauru.
Low angle view of the opening of a cave from the bottom
Unusual shapes, remarkable Rocks in shape of female sexual organ, Antalya Olympos (Turkey)
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.
China,Guilin,Xingan county,Baishi township,\nThere are unexplored natural karst caves,\nThe landscape is peculiar and steep, with overlapping holes and unfathomable underground rivers.Outdoor explorers often come here.
Ancient Roman ruins of Villa di Tiberio in Sperlonga near Latina, Lazio, Italy
tufa or travertine limestone formations in Una National Park, Bosnia and Herzegovina, calcium carbonate rock, that is formed in rivers, when minerals from water settle on different types of surfaces
mystical caves with traces of life and mythological legends
Picturesque Gorge of Topolia on Crete Island, Greece
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.
The caves on the Adriatic side of Santa Maria di Leuca seen from the tourist boat
DUHOK/ KURDISTAN/IRAQ -AUG 2007- Neo-Assyrian archaeological Halamata reliefs overlooking Nohadra,  Duhok, Kurdistan Region of Iraq
석회암 동굴의 벽 VD702
Man figure in cave, reverse light, small cave entrance
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.
caves always had a big part in mankind
Stalagmites and stalactites
Luray caverns in Luray VA With Tunnels , caves , and cracks.
A man climbing through an opening inside a cave with smooth sides and fresh clear water rushing down a rapid in New Zealand
A gold mine tunnel dating back to the beginning of the 20th century. Shot in the UNESCO Vredefort Dome World Heritage Site, North-West Province, South Africa.
Caves located in the Picturesque Gorge of Topolia on Crete Island, Greece
Drogarati cave in Kefalonia
The stream is named after a pillar that rises high above ground and is located near a channel of the stream near Kibbutz Hukok. The gorge that forms the channel at this point holds many caves once inhabited by Homo heidelbergensis and later by Neanderthal Man such as the cave at Zuttiyeh and the Amud cave. They were the object of the first paleoanthropological excavations in Mandatory Palestine in 1925–1926. The caves contained hominin remains as well as Mousterian and Acheulean artifacts. Wiki
the caves of Salento coast at Santa Maria di Leuca, Apulia region Italy
E4 hiking path along the caves above Agia Roumeli village in Crete, Greece.
The magnificent and majestic caves of Diros in Greece. A spectacular sight of stalacites and stalagmites which took millions of years to form. The cave was discovered by a local diver and it is located underground. The only way to view the caves is by boat.
Unique underground geology of  stalactites and stalagmites.
Free Images: "bestof:Haxhi aliu3.jpg en The cave of Haxhi Aliu Own Univlora 2008-06 My work Karaburun Peninsula Caves in Albania"
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