To everybody who is interested in the possible purpose of Stonehenge and other megalithic structures I can recommend this book: Seed of Knowledge, Stone of Plen

To everybody who is interested in the possible purpose of Stonehenge and other megalithic structures I can recommend this book: Seed of Knowledge, Stone of Plenty (https://www.goodreads.com/book/show/780619.Seed_of_Knowledge_Stone_of_Plenty https://www.goodreads.com/book/show/780619.Seed_of_Knowledge...). It has nothing to do with ancient aliens and the like and is rather scientific about the electromagnetic properties of such structures.