Take the A55 North Wales Expressway to Anglesey. Over the Britannia Bridge, take the first left, signposted A5025 Benllech/Amlwch. At the junction, turn right and follow the A5025 to Amlwch. As you come in to the town centre, turn right onto Parys Road, then next left on to Penybonc Road, then turn left on Craig Ddu. Gwendon is 3rd house on the left.