Over the centuries, people have believed a lot of things about European megalithic sites: those monuments or temples of huge stones, intentionally placed by Stone Age people. Some of these beliefs are grounded in good scholarship and archaeology. Some are delightful tidbits of folklore. And some are the wild conjectures of ‘researchers’ with more passion than sense. All are great! Let’s look at some of the more gameable fragments, with a focus on a few particular sites!