استان تهران, IR
Takht-e Marmar Iwan (Persian: ایوانِ تختِ مرمر, literally, Iwan of The Marble Throne), is an Iwan-style building in Golestan Palace, Tehran, Iran. It is the oldest surviving edifice in the former royal citadel, dating back to late 18th century. The Iwan is named after the marble-made throne it house
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