"Memoirs of Extraordinary Popular Ideas. Volume 3" by Charles McKay is a fascinating book in which the author explores various psychological phenomena and mysterious beliefs that have fascinated people at different stages of history. In this book, the reader will find descriptions of stories about outbreaks of mass hysteria, financial frauds, and other social phenomena that often have far-reaching consequences. Charles McKay reveals to the reader well-known and little-known episodes of history that testify to the vulnerability of the human psyche to the mysterious, unknown and unpredictable. This book helps to better understand the nature of mass psychological influence and shows how easily realities can be distorted in the public eye. "Memoirs of extraordinary popular ideas. Volume 3" is a fascinating and detailed journey into the world of human passions and illusions, which will remain in the memory for many years after reading.