Depending on the passport you carry you may or may not need a visa. If you are a US citizen and are travelling on a US passport, then, no, you do not need a visa if your stay is shorter than 90 days.
As visa requirements change, please visit your local Argentinean Embassy/Consulate for the latest requirements prior to your travels.
Yes, US citizens need a visa to visit Argentina.
Yes, US citizens need a visa to travel to London.
Yes, US citizens need a visa to travel to Ireland.
Yes, US citizens need a visa to travel to Kazakhstan.
Yes, US citizens need a visa to travel to Russia.
Yes, US citizens need a visa to travel to Uzbekistan.
Yes, US citizens need a visa to travel to the Philippines.
Yes, US citizens need a visa to travel to Saudi Arabia.
Yes, a US citizen needs a visa to travel to Russia.
May be Afghanistan is the only friend country for USA, in which US citizens need Visa to travel.
Yes, most foreign nationals need a visa to travel to the United States.
Yes, US citizens need a visa to travel to Uzbekistan.