That might depend on who you ask. There’s a wide range of scholarly material on the subject.

[ Gansey has read most of it, and owns a reasonable percentage. The problem with this sort of work is that concrete answers are not easy to find. But then, if they were, finding a sleeping King would not take seven years and counting. ]

It has to be said, we’re dealing with conjecture and theory, here. [ He talks while he walks, barely looking at the streets ahead of them. A passing glance is all they get, and the occasional pause to excuse himself when someone’s near enough to be in his space. ] There are magics that you’d term as more occult, I suppose, for lack of a better word. But the energy of the ley line doesn’t create such things; at most, it could be used to fuel them. That’s how I’ve seen it done.

My belief is that it comes from the Earth. It’s a part of the Earth, a natural phenomenon. You might as well ask where magma gets its energy, or where gravity comes from, or why the moon affects the tides. It’s just that we know what we’re looking at where those are concerned. With magic, we’ve been in the dark so long that we’re blinded by the light.