Iran is a four-season country whose climate changes in different regions from the hottest days of the year to the cold and frosty days. Many of Iran's natural sites are known inside and outside the country, and many others remain unknown. Among the tourist attractions of Iran, there are very beautiful areas with pristine nature that will surprise and amaze every visitor. Iran's natural sites include desert places in hot and dry areas, soaring mountains in cold and rainy areas, and lush and dense forests in hot and humid areas, and so on. The northern regions of Iran with its often humid and temperate climate with dense and lush forests, numerous waterfalls and a beautiful Caspian Sea coast attracts the attention of every tourist. In addition to these features, the northwestern and western regions of Iran are towering with mountains and many historical monuments attract many tourists. Very large and beautiful deserts with starry skies in the central regions of Iran, despite the tourist camps, are the destinations of many domestic and foreign tourists. The southern regions of Iran, despite the beautiful and vast beaches of the Persian Gulf and the Sea of Oman and very old historical monuments, attract not only a large number of domestic tourists but also foreign tourists.