You can get a visa upon arrival in Yerevan, at the airport for 3000 dram, approx. 8 USD/6 EUR for 21 days and for 15000 dram, approx. 41 USD/30 EUR for 120 days. In general the procedure lasts 20-25 minutes. By the expiration of the visa dates it should be prolonged (500 dram approx. 1.6 USD/1 EUR per extra day). Visa can also be obtained on the Internet at http://www.armeniaforeignministry.com/eVisa/. The combined application processing and e-Visa fee is $10 for 21 days and $60 for 120 days. Onlycreditcardpayments are accepted.