Cray
Cray or Crai is a village and parish in Brecknockshire. It lies within the Brecon Beacons National Park. it is bounded by Maescar to the east, Ystradfellte to the south and Llywel to the west and north. The parish contains the hamlet of Felin-Crai and a large number of dispersed farms around the valley of the Afon Crai. The river is dammed 1½ miles south-west of the village to form Cray Reservoir.[1] The name may derive from the Welsh-language 'crai' meaning rough and referring originally to the nature of the river.[2]