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3D illustration Background for advertising and wallpaper in scary and horror scene. 3D rendering in decorative concept.
Wat Umong (Tunnel Temple) is a 700-year-old Buddhist temple in Chiang Mai, Thailand.
Underground corridor in an old gold mine and arsenic
Copper Mine tunnel located in the town of Hyder, Alaska but situated within British Columbia.
Ojika Cave in Kitakyushu City, Fukuoka Prefecture
Underground equipment. Special load vehicle for mines and tunnels. Iron ore mine.
Man walking and exploring dark cave with  underground. Mysterious deep dark, explorer discovering mystery moody tunnel looking on rock wall inside
Shod
The Stockholm metro (Subway or Tunnelbana) has been called the longest art gallery in the world
Chalky mine tunnel with traces of drilling machine, Belgorod, Russia.
Wide-angle view of Strada della Forra (Road of the Gorge). As the name says, a scenic road crossing a narrow gorge nearby Lago di Garda (Lake Garda), in the north of Italy, nestled in the depths of a mountain, along the rift carved by the waters of the river Brasa. Diffused light coming from the top of the crevice, high, looming walls of rock, a low tunnel cutting through the mountain, a stone kerb. Palette based on yellow and rich earthy tones, with hints of green. High level of detail, natural rendition, realistic feel. Developed from RAW.
Tunnel of the mining of an underground mine. Lots of pipelines on the ceiling and rail track for trolleys.
Massive Salt Mine Cave in Garmsar of Iran
Railway in the abandoned limestone mine 'Sock'. Samara Region. Russia.
An old abandoned mine located near the Salmon Glacier in northern British Columbia.
Light Coming from the Entrance to the Mine
Derinkuyu cave city in Cappadocia Turkey
Entrance opening hole of dark black natural water tunnel at Broken River Cave Stream Reserve, Canterbury South Island New Zealand
Young boy exploring caves in Tınaztepe,Konya.
Salt cave which is used now for halo therapy after the salt was mined, in the town of Tuzluca in Turkey
Salt cave and a loader vehicle working
Seven sleepers mosque aka Yedi uyurlar camii and Cave of seven sleepers in Tarsus, Mersin, Turkey
Rocamadour, France - December 9, 2017: cave of Nativity at Rocamadour
Mining equipment train tractor yellow machines engines in a subterranean underground coal mine tunnel
View down corridor of Stockholm subway to colourful platform
Underground mining, tunnel in the rock. There is a bright light at the end of the tunnel.
Uplistsikhe (literally, \
An ingerior view of a man made cave relaized by the italian military force during WWI along the \
Underground tunnel
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