Do you know what can be called civilization? How many civilizations existed on our planet before us? What knowledge did they have? What skills and technologies did they use? Without modern equipment, how did they build large cities with roads and canals, beautiful temples, statues of gods and jewelry for women? Why did they build ancient pyramids, huge idols on the Eastern Island, and leave us engraved people in spacesuits on the walls of the mountains? Today, archaeologists have discovered many artifacts of ancient times: megalithic structures, ruins of cities and palaces, statues of gods, drawings on stones, household items and other artifacts, ancient texts. This book will provide you with information, facts and myths about all the civilizations that have existed on our planet or mentioned in ancient texts, religions and beliefs passed down from generation to generation. The answers to these curious questions, based on facts, folk myths, religions and various scientific theories, you will find in this book. The book is well illustrated, written in accessible language and can be recommended to adults and children.