Second the Maglites, really good.
Also the Petzl head torches as well, I have this one http://www.amazon.co.uk/Petzl-E48-P...sr_1_1?ie=UTF8&s=sports&qid=1283243536&sr=8-1, but it is older and only has the on/off switch.
Also the Petzl head torches as well, I have this one http://www.amazon.co.uk/Petzl-E48-P...sr_1_1?ie=UTF8&s=sports&qid=1283243536&sr=8-1, but it is older and only has the on/off switch.