The Strangest Places Worth Visiting in North America

Hand-Carved Caves

In New Mexico, artist Ra Paulette crafted these incredible tunnels over 25 years time. Now, they are open to the public for tours and exploration.

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The More You Know

  • Sony’s PlayStation 4 costs $381 to manufacture.
  • The sun and moon appear to be the same size in the sky because of an astonishing coincidence: the moon is 400 times smaller but 400 times closer.
  • Lightning can heat the air it passes through to 50,000 degrees.
  • Hippos produce their own sunblock.
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