• What time is it in the U.S.?
• Where can I get marriage, birth or death licenses?
• What is the U.S. population?
• How can I get the lyrics, music or score the American Anthem?
• States of the United States
• Where can I find information on U.S. stamps, coins, and notes?
  https://store.usps.com/store/
  http://www.usmint.gov/
• Information on Federal holidays
• Information on holidays in the U.S.
• I would like to know more about the U.S. flag
• I need to know a zip code in the U.S.
• Double taxation treaty between Spain and the U.S. (PDF 350K)
• Bilateral treaties in force between the U.S. and Spain
• I need information on American Indian
• Where can I find the biographies of U.S. Presidents? 

• What types of passports are valid for entering the U.S.?
• Do I need to register before travelling to the U.S.? ESTA information
• Do I need a visa to travel to the U.S.?
• Can I drive in the U.S. with a Spanish driving license?
• Where can I get tourist information to visit U.S.?
• New York city office of tourism
• Weather forecast in the U.S.
• Information on U.S. National Parks
• Road maps, distances between two points, airports and traffic conditions
  http://www.randmcnally.com/
  http://www.faa.gov/
  http://www.fhwa.dot.gov/Trafficinfo/#trff
• What food or drink is permitted to carry to the U.S.?
• Can I travel with my pet to the U.S.?
• Do I need a health insurance for travelling to the U.S.?
• Hospitals in the U.S.

• Validation of U.S. Degrees in Spain
• Education, scholarships and camps
• How can I find a job in the U.S.
• Can I join the U.S. Armed Forces?
  Air Force
  Navy
  Army

Public tour requests must be submitted through one’s Member of Congress. These self-guided tours are available from 7:30 a.m. to 11:30 a.m. Tuesday through Thursday, 7:30 a.m. to 1:30 p.m. Fridays and Saturdays (excluding federal holidays or unless otherwise noted). Tour hours will be extended when possible based on the official White House schedule. Tours are scheduled on a first come, first served basis. Requests can be submitted up to six months in advance and no less than 21 days in advance. You are encouraged to submit your request as early as possible as a limited number of spaces are available. All White House tours are free of charge.  http://www.whitehouse.gov/about/tours-and-events

If you wish to visit the White House and are a citizen of a foreign country, please contact your embassy in Washington, DC for assistance in submitting a tour request. http://www.exteriores.gob.es/Embajadas

You can also visit the White House Historical Association  http://www.whitehousehistory.org/