Narin Qal'eh is an ancient fortress located in the Yazd Province of Iran. It is known for its impressive mud-brick architecture and strategic position on a hill, which offers a panoramic view of the surrounding landscape. The fortress dates back to the Sassanian Empire and has served various purposes throughout its history, including military defense. The site features several structures, including towers and walls, that showcase traditional Persian construction techniques. Today, Narin Qal'eh is a popular tourist attraction, drawing visitors interested in history and architecture. Its preservation allows for a glimpse into the region's rich cultural heritage.