Nestled atop a majestic hill in Khorramabad, Iran, Falak-ol-Aflak Castle stands as a testament to the grandeur of the Sassanian Empire (224–651 AD).
This ancient fortress, also known as Shapur Khast, has witnessed centuries of history, serving as a royal residence, military stronghold and even a prison.
Today, it remains a symbol of architectural brilliance and historical significance, captivating visitors with its timeless beauty and rich heritage.