North America

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Across
  1. 2. Highest peak of North America
  2. 4. Busiest inland waterway of North America
  3. 5. Largest freshwater lake in the world
  4. 8. Young fold mountains
Down
  1. 1. World's landmasses joined together
  2. 3. World's biggest island
  3. 6. Central lowland commonly called as
  4. 7. Eastern part of the Appalachian Mountains