Architectural Wonders of U.S.

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Across
  1. 3. Arch in St. Louis known as the "Gateway to the West."
  2. 5. National memorial with the carvings of four U.S. presidents.
  3. 6. Headquarters of the United States Department of Defense.
  4. 9. Formerly known as the Sears Tower, located in Chicago.
  5. 10. Neoclassical monument in Washington, D.C., dedicated to the 16th president.
Down
  1. 1. Famous suspension bridge connecting San Francisco to Marin County.
  2. 2. Residence and office of the President of the United States.
  3. 4. Art museum in New York City designed by Frank Lloyd Wright.
  4. 7. Iconic skyscraper in New York City, completed in 1931.
  5. 8. Famous Victorian hotel in San Diego.