US states

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Across
  1. 3. Lake Superior, near Michigan's border with Canada
  2. 6. Located in Wyoming, Montana and Idaho
  3. 7. Steep red cliffs in Utah
  4. 8. It is the longest cave system known in the world.
  5. 10. Maui
Down
  1. 1. El Capitan and Half Dome
  2. 2. Southern Florida
  3. 4. North America's driest and hottest spot
  4. 5. General Sherman Tree
  5. 9. Mount McKinley