Start here: http://triphackr.com/how-to-travel-to-iran-as-an-american/ http://triphackr.com/how-to-travel-to-iran-as-an-american/ TL;DR: Visa applications take

Start here: http://triphackr.com/how-to-travel-to-iran-as-an-american/ http://triphackr.com/how-to-travel-to-iran-as-an-american/ TL;DR: Visa applications take longer (but still usually <30 days) and you must be accompanied by a guide at all times, but other than that you're free to travel around. It's worth noting that this is considerably looser than North Korea, where you not only have a guide, but can only go to the places that have been agreed in advance and your guides permit you to go to.