Windmills have been around for centuries, and the design has evolved over time to become more efficient and effective. One of the earliest windmill designs was the panemone windmill, also known as the vertical-axis windmill. In this article, we explore the ancient Persian windmills that were designed using this technology. These windmills were used for a variety of purposes, from grinding grain to pumping water, and they played an important role in the development of early industry in the region. We will delve into the history and mechanics of these fascinating windmills, and examine their legacy in modern times.