Y Llethr is the highest
mountain
A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher t ...
in the
Rhinogydd range of
Snowdonia
Snowdonia, or Eryri (), is a mountainous region and National parks of the United Kingdom, national park in North Wales. It contains all 15 mountains in Wales Welsh 3000s, over 3000 feet high, including the country's highest, Snowdon (), which i ...
, in north
Wales
Wales ( ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by the Irish Sea to the north and west, England to the England–Wales border, east, the Bristol Channel to the south, and the Celtic ...
. The summit consists of a flat grassy top marked only by a small
cairn
A cairn is a human-made pile (or stack) of stones raised for a purpose, usually as a marker or as a burial mound. The word ''cairn'' comes from the (plural ).
Cairns have been and are used for a broad variety of purposes. In prehistory, t ...
. The
summit
A summit is a point on a surface that is higher in elevation than all points immediately adjacent to it. The topographic terms acme, apex, peak (mountain peak), and zenith are synonymous.
The term (mountain top) is generally used only for ...
is more in keeping with its southern flanks than its rugged northern approach.
The shortest route to the summit goes from the valley of
Cwm Nantcol in the west, either directly or via Bwlch Drws Ardudwy and over the mountain of
Rhinog Fach. To the south lies the mountain of
Diffwys, to the south-east lies the mountain of
Y Garn, to the north lies Rhinog Fach and to the west lies the hill of
Moelfre.
[Nuttall, John & Anne (1999). The Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone. .]
References
Dyffryn Ardudwy
Ganllwyd
Llanbedr
Mountains and hills of Gwynedd
Mountains and hills of Snowdonia
Hewitts of Wales
Marilyns of Wales
Nuttalls
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