Five thousand years ago, someone (or a lot of someones) shaped and assembled a group of 25-ton rocks in southwest England. We call it Stonehenge. The summer and winter solstices are amazingly beautiful at this mysterious configuration of rocks. But still no one knows exactly who built Stonehenge, how they did it, or why. Explore the fantastical myths that attempt to explain these ancient mysteries, as well as the fascinating clues and tools archaeologists...