Iran

Alborz

Mount Damavand is a dormant stratovolcano in Iran. It is the highest peak in Iran and Western Asia, the highest volcano in Asia, and the 3rd highest volcano in the Eastern Hemisphere, at an elevation of 5,610 metres (18,410 ft).

Kerman

Lut Desert is a desert with both extensive salt flats and dunes located in the provinces of Kerman and Sistan-Baluchestan, Iran. It is the world's 33rd-largest desert, and was included in UNESCO's World Heritage List on 17 July 2016.

Mazandaran

Badab Surt is a natural site in the Mazandaran Province in northern Iran, 95 kilometres (59 mi) south-east of the city of Sari, and 7 kilometres (4.3 mi) east of the village Orost. It comprises a range of stepped travertine terrace formations that have been created over thousands of years as flowing water from two mineral hot springs cooled and deposited carbonate minerals on the mountainside.

Northern Iran

The Caspian Sea is the world's largest inland body of water, also described as the world's largest lake and usually referred to as a full-fledged sea. An endorheic basin, it is situated in both Europe and Asia: east of the Caucasus, west of the broad steppe of Central Asia, south of the fertile plains of Southern Russia in Eastern Europe, and north of the mountainous Iranian Plateau.

Ardabil

Sabalan or Savalan is an inactive stratovolcano in northwestern Iran located in Ardabil province.

Persian Gulf

The Mangrove forests of Qeshm or Hara forests of Qeshm, are the mangrove forests on the southern coast of Iran, particularly on and near the island of Qeshm in the Persian Gulf. Dominated by the species Avicennia marina, known locally as the "harra" tree, the forests represent an ecological resource.

Central Iran

The Great Salt Desert or Kavir Desert is a large desert lying in the middle of the Iranian Plateau. It is about 800 kilometres (500 mi) long by 320 kilometres (200 mi) wide with a total surface area of about 77,600 km2 (30,000 sq mi), making it the world's 24th largest desert.

Hamadan

The Ali-Sadr Cave, originally called Ali Saadr or Ali Sard, is a water cave which attracts visitors every year. It is located in Ali Sadr, Kabudarahang County, about 100 kilometres (62 mi) north of Hamadan, western Iran.

Qeshm Island

Wind-and-water-eroded rock formations wrapped in local legend.

West Azerbaijan

Lake Urmia is an endorheic salt lake in Iran. The lake is located in the Iranian region of Azerbaijan, near the Armenian border and south of the Caspian Sea.