M.e.saabeti.
@meysamsaabet
Ui underground city: This city is known as the largest underground city in the world, which is 1500 years old and dates back to the Sassanid period. This city has an area of more than 4 kilometers and has been created in three floors at depths of 4 to 21 meters from the surface of the earth.
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Behrouz 🐹
@behrouz1985
It's an interesting city. How was it built in 3 floors at that time?
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M.e.saabeti.
@meysamsaabet
Probably very difficult to make😉💚
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