Trealaw is a long village, also a community and electoral ward in the Rhondda Valley, Rhondda Cynon Taf, Wales. It stretches over two miles from the junction of Cemetery Road and Brithweunydd Road in
Rhondda, or the Rhondda Valley, is a former coalmining area in South Wales, historically in the county of Glamorgan. It takes its name from the River Rhondda, and embraces two valleys – the larger Rho
River Rhondda in the Fawr Valley near its source in Blaenrhondda
Llyn Fawr Reservoir in 2008
The ruins of the Hen Dre'r Mynydd settlement at the head of the Rhondda
1735 Welsh (Powys) longhouse typical of those found in mediaeval Rhondda.