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The Saadabad Complex, also known as Saadabad Palace, is a cultural and historical complex that covers an area of 110 hectares and is located at the northern part of Tehran, Iran.
The complex contains 18 palaces belonged to the royal families of Qajar and Pahlavi, in a unique and beautiful garden.
Saadabad Complex is also famous for its Museums, Galleries, Natural Forest, Qanats and Streets.
For more, watch the video on this link .
Reference : http://en.sadmu.ir/