If, like me, you’re a fan of Time Team, you’ll have witnessed archaeologists in the act of looking at a collection of stones or smudges in the earth marking post holes and saying something like, “This may have been a place where they performed their rituals.” And again, if you’re like me, there’s a small part of your brain shouting, “How do they know that? They’re making this up.” But there is way, somehow, that you can tell if a place […]