The Most Unexplainable Places on Earth

There is a lake filled with sulphuric water sitting at the bottom. The air inside of the cave contains hydrogen sulfide which carried 100 times the amount of carbon dioxide than the surface. There are 33 unique species of animals and insects that live there. Most people who enter are pretty keen on leaving ASAP.

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The More You Know

  • Bloodhounds are great marathoners.
  • The shortest scientific –ology word is "oology."
  • Mount Rushmore cost less than $1 million.
  • There are around 2,000 thunderstorms happening on Earth at all times.
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