A mysterious hole in the ground

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A mysterious hole in the ground.

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Size: 5459px × 3639px
Location: United States
Photo credit: © Oksana Oliynyk / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: adventure, archaeology, cave, cavern, danger, dangerous, dark, darkness, deep, den, depth, destruction, dig, dirtied, discovery, earth, entrance, environmental, exploration, fantasy, formation, geology, ground, habitat, hiding, hole, humankind, mining, mysterious, mystery, neolithic, paleolithic, predator, prehistoric, rat, shadow, sinkhole, speleology, strange, terrible, tunnel, tunneling, uncertainty, underground