Gallt yr Ogof is a mountain in Snowdonia, North Wales.
Glyder Fach is a mountain in Snowdonia, north-west Wales, and is the second highest of the Glyderau and the sixth highest in Wales.
Glyder Fawr is a mountain in Snowdonia, Wales, the highest peak in the Glyderau range at just over 1,000 metres, having had its height recalculated in 2010 using GPS.
The mountains and hills of Great Britain, and to a lesser extent Ireland, are the subject of a considerable number of lists that categorise them by height, topographic prominence, or other criteria.
Moel Siabod is a mountain in Snowdonia, North Wales, which sits isolated above the villages of Betws-y-Coed and Capel Curig.
Ordnance Survey (OS) is a national mapping agency in the United Kingdom which covers the island of Great Britain.
Snowdonia (Eryri) is a mountainous region in northwestern Wales and a national park of in area.
Tryfan is a mountain in the Ogwen Valley, Snowdonia, Wales.
Wales (Cymru) is a country that is part of the United Kingdom and the island of Great Britain.
Welsh (Cymraeg or y Gymraeg) is a member of the Brittonic branch of the Celtic languages.