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How to prepare for a trip to paris 
Apply for a passport in your home country at least 4 to 6 weeks before your trip. 
For entry into france, your passport must be valid for at least 90 days after your date of departure. 
You will most likely be required to pay a fee and turn in an application with a picture and id.
You may be able to apply for an expedited passport that may take approximately 2 weeks to receive, but will cost more money. Apply for a french visa, if necessary.