Group of men and women exploring an underground cave making their way along a rocky tunnel or shaft by the light of headlamps.
Coal mine carts or wagons slowly moving through narrow underground tunnel. Old mine wagons full of coal moving fast through the narrow passage. Seamless looping top view of an endless row of coal trolleys in a dark underground tunnel.
Group of people with bright headlamps entering dark cave and touching stone surface during speleology expedition
A look inside a disused underground mine which is now being used as a hideout.
Narrow tunnel corridor made by human hand in underground
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lava tubes hawaii, rain falling into collapsed roof of lava tube
Tourists led by a guide in an underground tunnel
Traveler descends into cave. Stock footage. Traveler explores cave tunnel going down rope. Dangerous cave tunnels, slippery from damp and
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An intriguing and mysterious underground cave that features stunning reflective water surfaces
Diggers in an underground black cave are looking for adventure
Stalactites and stalagmites in the Antro del Corchia limestone cave, Italy
Mysterious creepy cave hall in dark underground
Tourist group trip to cave. Clip. Group of tourists stands at entrance to cave and listens anxiously to briefing. Group hike with instructor
A tunnel with a mysterious light at the end, symbolizing hope and new beginnings
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Illuminated Dark Rocky Stone Dripstone Caves Background
Walking in a dark tunnel hollowed out in a rock, 4k
vertical shot of tropical cave at sunset
Witch Emerging from a Smoky Cave Covered in Leaves .Woman Smokey Fear Paganism. In the Silent Night, a Witch Slowly Emerges, Her Silhouette Cast Against the Glowing Blue Smoke of a Cave, as Fallen Leaves Blanket the Ground Around Her
Blue crystal ice cave beneath the glacier in Iceland
A cave filled with lots of dark rocks
Adventurer Exploring Stone Rock Cave in Darkness Using Torch Light
Boating on underground river in dark cave
volcano cave with yellow stones
A group of four white-explorers exploring the cave
A couple of speleologists are exploring a cave.
Dominican Republic Cave 2
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Explore the mysterious shadows and stunning natural formations within the enchanting cave
A Long Corridor Connecting the Rooms of the Underground City
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Illuminated Dark Rocky Stone Dripstone Caves Background
Adventurer Exploring Stone Rock Cave in Darkness Using Torch Light
Going underground into the cave with flashlights
Boating on the underground river in a dark stone cave in magic multicolor light, 4k
Cave enterance, Ural, Siberia, Russia taiga
Children come into the cave
Scientists of the caverns are exploring the unknown cave with rocksted strange remnants
A treasure chest hidden deep within a cave, full of gold coins, gold chalices, goblets, emeralds, and gemstones.
Boating on underground river in dark cave
The caveman conducts research of the breed in the cave
Group of cavers hiking through cave
Spelunkers examining stone cave
Floating inside Underground river by boat, Sabang, Philippines. Dark lighting with the real feeling from visitor's point of view. Wonder of the World.
volcano cave with yellow stones
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Exploring Dynamic Waves in a Beautiful and Mysterious Cave An Artistic Journey Awaits
In a first-person walking view, explore an underground abandoned tunnel with spooky spiderwebs, cobwebs, and dusty wooden planks