Take the scenic Conwy Valley Train from Llandudno to Blaenau Ffestiniog.
Gwynedd Red Rover Tickets (http://www.gwynedd.gov.uk...) cost £5.50 for unlimited day travel on the Conwy Valley train, on all buses in Snowdonia and on all buses in the Conwy Valley and throughout western Conwy, Gwynedd and Anglesey.