Forward planning is essential to any successful trip. Be prepared for all eventualities by considering the following points before you travel.
Canadian and Mexican visitors require valid passports to enter the US. Citizens of Australia, New Zealand, and the EU do not need a visa, but must apply to enter in advance via the Electronic System for Travel Authorization (ESTA) and have a valid passport.
Visitors from all other regions will require a tourist visa and passport to enter, and will be photographed and have their fingerprints checked. Be sure to allow plenty of time for the US border agency's thorough passport and visa checks at the airport.
A return airline ticket is ...