The goblin men are here again, with their shrill repeated cry: "Come buy, come buy!" And the pixies, the pooka, the gnomes and naiads, the boggarts and brownies – European folklore fizzes with tales of wicked and winsome creatures of the woods. And while in many ways their power has waned – what is there for them in the urban, post-industrial, rubbish-strewn present? – our susceptibility to it has not. Those who go in search risk never quite returning, or coming back changed...