"Great Discoveries" is one of the most popular books by the famous Czech paleontologist prof. Josefa Augusta. It is magnificently illustrated by the artist Zdenek Burian. The book consists of sixteen essays telling about the most important discoveries that made it possible to formulate modern ideas about the process of human evolution. Based on the materials available to science, these essays show the life, relationships, and struggle for the existence of our distant ancestors. The author not only traces the history of anthropological finds, but also determines their place and significance in the formation of a materialistic worldview. The book of I. Augusta will be read with enthusiasm by everyone who is interested in the prehistory of mankind.