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• Cave - Wikipedia, the free encyclopedia

  A cave is a natural underground void large enough for a human to enter. Some people suggest that the term cave should only apply to cavities that have some part that does not ...

• Cave Automatic Virtual Environment - Wikipedia, the free encyclopedia

  A Cave Automatic Virtual Environment (better known by the recursive acronym CAVE) is an immersive virtual reality environment where projectors are directed to three, four, five or ...

• The National Speleological Society

  The National Speleological Society is a not for profit organization dedicated to the study, conservation, exploration and knowledge of caves.