Wikipedia
Llywernog
Llywernog is a hamlet in the community of Blaenrheidol, Ceredigion, Wales, which is 70.7 miles (113.7 km) from Cardiff and 171 miles (275.1 km) from London. Llywernog is represented in the National Assembly for Wales by Elin Jones ( Plaid Cymru) and the Member of Parliament is Mark Williams ( Liberal Democrats).
There is an old lead and silver mine at Llawernog.