It includes the provinces of Gilan, Mazandaran, and Golestan of Iran (Ancient kingdom of Hyrcania, medieval region of Tabaristan). The major provinces, Gilan and Mazandaran, are covered with dense forests, snow-covered mountains and impressive sea shores.
Northern Iran was a trendy spot during the Pahlevi era, especially amongst foreign tourists. It was a luxurious place that provided all types of modern recreational facilities as well as tourism infrastructure. Today, it's mostly visited by domestic tourists.
- hot-summer Mediterranean climate: covering central and western plains of Mazandaran. The average annual rainfall amounts to 1200 or 1300 mm, and as we proceed to the east the amount decreases.
- Cold semi-arid climate: the high mountains and northern parts of the Alborz range. In the heights, the weather is cold mountainous and most of the precipitation is in the form of snow.
- Humid subtropical climate: in the province of Gilan.