Regions of North America

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Across
  1. 3. Rugged mountains and cliffs with a rocky coastline
  2. 4. rounded/eroded mountain range
  3. 5. flat lands that gradually increase
  4. 6. flat beaches with broad lowlands and lots of harbors
  5. 7. elevation westward
Down
  1. 1. various elevations containing mountain ranges and death valley
  2. 2. pointed peaks with high elevations that go from Alaska to almost Mexico