Not all explorers are relegated to the pages of history books. One modern-day explorer is shedding light on some pretty dark places. Dan Lopez has spent the last 10 years exploring the dark abandoned ...
Usually mines are filled with coal to run power stations, salt to keep our roads free from snow or rare earth metals to keep our electric cars running. One thing you don't expect to find down a mine ...
Editor's Note: This story was originally published on May 31, 2018. Not all explorers are relegated to the pages of history books. One modern-day explorer is shedding light on some pretty dark places.
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