Llyn y Fan Fach of the Lady of the lake in Welsh and English. Llyn y Fan Fach Llyn y Fan Fach (Welsh meaning "Lake of the small hill") is a lake of approximately 10 hectares on the northern margin of the Black Mountain in Carmarthenshire, South Wales and lying within the Brecon Beacons National Park. The lake lies at an altitude of approximately , immediately to the north of the ridge of the Carmarthen Fans. It is the smaller of two lakes within this mountain massif: the slightly larger Llyn y Fan Fawr is about to the east. The lake is overlooked by
Pen-y-Lan Hall Pen-y-Lan Hall Pen-y-Lan Hall is a Grade II-listed Tudor-Gothic Revival country house located near the village of Ruabon in Wrexham County Borough, Wales. The building may have been built in the late seventeenth century, but was remodelled in the mid-nineteenth. The house is said to date from around 1690, but it was remodelled in 1830. It was purchased in 1854 by Thomas Hardcastle of the cotton manufacturing firm of Ormrod and Hardcastle. It was enlarged and altered later in the century, although most of these additions were demolished during the 1950s. The Ormrod family have owned Pen-y-Lan Hall since the