Brecon Beacons Mountain Centre which explore the common of Mynydd Illtud beside which the Centre is situated. From the grounds and in particular from the terrace there are good views of the two highest peaks in the Brecon Beacons, Pen y Fan and Corn Du. There is a three-dimensional relief map of the entire National Park and a geological display featuring the various rock types of the area. Short films about the National Park and the Geopark can be viewed in the Centre. A grassed area in front of the building is available for children to play games and for picknicking. Brecon Beacons Mountain
Pen Llithrig y Wrach Pen Llithrig y Wrach Pen Llithrig y Wrach is a mountain peak in Snowdonia, North Wales. It is one of the four Marilyns that make up the Carneddau range. To the east is Creigiau Gleision, another Marilyn, while to the west is Pen yr Helgi Du and Carnedd Llewelyn. Craig Eigiau and Llyn Eigiau can be seen to the north, while Gallt yr Ogof, Glyder Fach and Tryfan can be viewed to the south. It has one of the more colourful names of any British mountain, translating as "slippery peak of the witch", perhaps in reference to the boggy conditions