Monuments of the USA, Major Cities, Rivers

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Across
  1. 3. this Nebraska city developed due to the Transcontinental RR
  2. 6. this trade agreement exists between the US and Canada
  3. 8. this city in Texas developed due to its location on the Gulf
  4. 10. San Francisco's engineering marvel
  5. 12. this VA city is on the fall line of the James River
  6. 13. the Great Lakes drain into this northern river
  7. 14. the region on the east coast east
  8. 15. the US has a highly developed ____ (bridges, roads, ports, etc.)
  9. 18. New York City is a _____ site city because it is a port
  10. 20. New York is the financial center of the world because of this
  11. 21. international military alliance made up of the US and Western powers
  12. 22. headquarters of the US military
Down
  1. 1. where the Declaration of Independence was signed, PA
  2. 2. faces in the Black Hills of South Dakota
  3. 4. giant desert ditch
  4. 5. monument to the First President
  5. 7. where the president lives, DC
  6. 9. where are laws are made, DC
  7. 11. located in St.Louis MO, gateway to the West
  8. 16. Statue of Liberty is located here
  9. 17. this river separates the US from Mexico
  10. 19. the US is a ____ nation, not a developing nation