The enormous, ancient metropolis of Tehran resides just below the Caspian Sea in the northern part of Iran. While Persia has maintained countless currencies over multiple millennia, the modern legal tender of Iran is known as the “Rial,” a word deriving from the Portuguese “real,” meaning “royal.” So with the abundance of dining options, historical attractions, and cultural activities that this great city has to offer, let’s see what the savvy traveler can squeeze into their Tehran itinerary on 100 rials a day! 427 more words