Iran has so many stunning places to visit such as incredible ancient sites, mesmerizing mosques, historic bazaars, spectacular gardens, and natural wonders. Ranked eighteenth in size among the countries of the world, Iran is a vast country with a variable climate. Just look at it on the map, and you feel its hugeness closely. Want a detailed comparison? Iran is 4.56 times as big as Germany, 6.71 times as big as the United Kingdom, and 4.31 times as big as Japan. Iran is only 4% smaller than Alaska, the largest state in the United States. The good news is that there is no hurricane, typhoon, tsunami, and severe weather season or any no-no traveling time in term of climate to afraid of.