Seems to be this place: http://en.wikipedia.org/wiki/Ffestiniog_Power_Station
Thanks, Must give that a go, after all I've used the Ffestiniog narrow gauge railway & the Slate mine where you have to make yourself small to get through the very narrow tunnels.
@andrewd531 started
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Thanks, Must give that a go, after all I've used the Ffestiniog narrow gauge railway & the Slate mine where you have to make yourself small to get through the very narrow tunnels.