Nantlle Valley and slate quarries
Swansea
Milford Haven
Merthyr Tydfil
Caernarfon
Bangor
Conwy Suspension Bridge
Carmarthen
Pontypridd
Devil’s Bridge and Hafod Arms Hotel
Capel Curig
Snowdon
Britannia Bridge
Menai Suspension Bridge
Flint
Corwen
Pontcysyllte Aqueduct
Cardiff
Holyhead
Newport