By car: As you come along the A55 heading towards Bangor, leave the A55 at Junction 11, then at roundabout take the first exit onto the A5 (signposted Betws-y-Coed). At roundabout take the second exit onto the A4244 (signposted Pentir, Llanberis). Continue onto the A4244 entering Pentir. At roundabout you will see “Ty Mawr” Tea Rooms – take the first exit onto the A4244 (signposted Llanberis). Then take the 2nd turn on the right (not the one immediately after the phone booth, but the next one), and follow the lane. You will find the site car park on your right along the lane.