Believing in leylines, earth energies, crystals, santa claus, the virgin mary, fairies, witchcraft or the power of allah is indeed quite common, but that doesn't make it right. It's all completely unproven and, I think, all a delusion. I don't believe anything unless it can be proven, but then I'm probably a stronger atheist than Richard Dawkins.
(Watch him tonight at 8pm, Channel 4, "the Enemies of Reason")