This ancient city located in Kerman, in the southeast,  is another fascinating Iranian UNESCO World Heritage Site. Arg Bam is the largest brick building in the world, dating back 2,000 years ago to the time of the Parthian Empire. It has gone through many hard times, including a massive earthquake in 2003, but it has still remained a magnificent monument.

Read more in Tripatini member Rashel Jones' post The Top 10 Historical Sites to Visit in Iran.