Ancient Builders Created Monumental Structures that Altered Sound and Mind, Say Researchers

Ancient Builders Created Monumental Structures that Altered Sound and Mind, Say Researchers: "The results of recent research suggests that ancient, or prehistoric, builders of the monumental structures found in such diverse places as Ireland, Malta, southern Turkey and Peru all have a peculiarly common characteristic — they may have been specially designed to conduct and manipulate sound to produce certain sensory effects."