Complete form DS-156. If you are a male aged 16-45 or of any gender but reside in a country designated as a state sponsor of terrorism, complete form DS-157. A link for both visas is provided in Resources.
Produce documents that demonstrate the purpose of your trip is tourism, you have sufficient funds to cover your expenses, the length of your trip (such as a return airline ticket), social and economic ties abroad (such as family and a job), a residence abroad.
Schedule an interview with the U.S. Embassy or Consulate in your jurisdiction if you are between 14 and 79 years old.
Pay the $131 visa fee, as of October 2009, made out to the Department of Homeland Security, at the interview. This is an application fee only. A visa issuance fee may be charged if your country of origin charges U.S. citizens a fee. A link is provided in Resources to determine if you will be charged a reciprocity fee in addition to the application fee.