Furg Citadel, (Arg e Furg, also known as Forg citadel and Mirza Rafi Khan citadel), is an 18th-century citadel located in Furg Village in Darmian County, South Khorasan, Iran. Furg Citadel was constructed by Meerza Muhammad Rafiee Darmiany I (Lama). It was registered in the List of National Works on March 18, 2001.