Ghar-e-Roodafshan
Encyclopedia
The Ghar-e-Roodafshan cave
Cave
A cave or cavern is a natural underground space large enough for a human to enter. The term applies to natural cavities some part of which is in total darkness. The word cave also includes smaller spaces like rock shelters, sea caves, and grottos.Speleology is the science of exploration and study...

 is located in Roodafshan valley, Tehran
Tehran
Tehran , sometimes spelled Teheran, is the capital of Iran and Tehran Province. With an estimated population of 8,429,807; it is also Iran's largest urban area and city, one of the largest cities in Western Asia, and is the world's 19th largest city.In the 20th century, Tehran was subject to...

 Province, Iran.
Since 2003 the Verein für Höhlenkunde in Obersteier (Austria
Austria
Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

) with the Khaneye Koohnavardan-e-Tehran (Iran
Iran
Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

) has been surveying Ghar-e-Roodafshan. (2003-2005)

The length of this spacious cave is 1,502 m with a vertical distance of -90.6 m. The Roodafshan Entrance Hall with 168 m length, 94 m width, 40 m high and 11,395 m2 floor area is presently the biggest documented cave chamber in Iran.

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