How to Apply for a Visa: Argentina
ARGENTINA
Citizens from most countries, including the U.S., Canada, Australia, E.U. and U.K., do not need a visa for a tourist visit of less than 90 days. Your passport must be valid for at least six months at the time of entering Argentina and have at least two blank pages. You will also need proof of onward/return flights.
To read more about countries that do require a visa for Argentina, please use this link.