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Big Room in Carlsbad Cavern National Park
Mylodon Cave - Chile
Illuminated cave in Choranche, France
Rudists embeded in sandstones, cross sections.\nCretaceous marine fossis near Barcelona.
Staircase for visitors in Prometheus Cave Natural Monument in Georgia with stalactites and stalagmites on the ceiling, colorful illuminated rock formations.
Old weathered sandstone wall.
Journey through a vibrant cave adorned with colorful walls, stalactites, and stalagmites, revealing the underground beauty of nature's geological wonders.
Some of the wonderful stalactites in St Michael's cave, Gibraltar.
Backpacker woman standing on Rainbow cave (Keshet Cave, Galilee, North of Israel).
Caves in the region of Oued Ahansal in Morocco
A flock of bats sleep on the ceiling in a cave. With a flashlight in the cave of bats.
Whitley Bay rock formations.
Carlsbad Caverns National Park New Mexico.
Carlsbad Caverns - National Park are hidden in the Chihuahuan Desert in souther New Mexico have stunning stalactites hanging from the roof of caverns.
Natural Marble Arch cave underground, Fermanagh, Northern Ireland. Filming location for many films and series.
Scenic canyon in Deyang, China
Newspaper rock is a protected wall with ancient Anasazi Indian petroglyphs
Carlsbad, New Mexico, USA - April 25, 2022:   Woman's Silhouette in Big Room, Carlsbad Caverns National Park.
Canelobre caves in Busot.The cavity develops in the Upper Jurassic limestones, whose age is 145 million years. Selective focus.Located in Busot, Alicante, Spain.
Over-under views of limestone formations with a fish illuminated by a flashlight inside an open cenote sinkhole near Tulum, Yucatan, Mexico
Pictured here is one of many caves in the wall of the Big Room, a giant underground chamber in New Mexico’s Carlsbad Caverns National Park.
A silhouetted visitor on the Big Room Route enjoys the Temple of the Sun, a group of columns, stalagmites and stalactites in Carlsbad Caverns National Park located in the Guadalupe Mountains in southeastern New Mexico.
Bouquet of aragonite, Gouffre Géant de Cabrespine, Giant chasm of Cabrespine
Jacob's Well, a karstic spring and waterhole in the Texas Hill Country flowing from the bed of Cypress Creek near Austin, Texas, USA.
Wind Cave National Park, South Dakota - United States
Stone slab with many oceanic fossils. The town of Erfoud is recognized as a center for fossil collectors.  The area is surrounded by quarries of fossils.
Carlsbad Caverns National Park is in the Chihuahuan Desert of southern New Mexico. It features more than 100 caves.
Ancient rock art incised in a sandstone boulder.
Dikteon cave. Place of Zeus birth. Crete. Greece. Horizontal
Ceiling details at Yungang Grottoes, ancient Chinese Buddhist temple grottoes built during the Northern Wei dynasty near the city of Datong, in the province of Shanxi. They are excellent examples of rock-cut architecture and one of the three most famous ancient Buddhist sculptural sites of China. The others are Longmen and Mogao.
Free Images: "bestof:Permian age fossils found in a cave wall in Carlsbad Cavern, Carlsbad Caverns National Park. (NPS Photo by Dale Pate) nps cave carlsbad caverns fossils"
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