Zibad Castle
…All of Khorasan was soon conquered by the Arabs, who would use it as a base to attack Transoxiana. Sufeh Pir is a cave believed to be the tomb of Piran Viseh in Kūh-Zibad mountain. He was a Turanian figure in Shahnameh, the national epic of Greater Iran. Beside Shahnameh, Piran is also mentioned in other…