Mynydd Y Gelli is one of the
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 (topography), summit area, and ...
s that forms the
Rhondda Valley
Rhondda , or the Rhondda Valley ( cy, Cwm Rhondda ), is a former coalmining area in South Wales, historically in the county of Glamorgan. It takes its name from the River Rhondda, and embraces two valleys – the larger Rhondda Fawr valley ...
in
South Wales
South Wales ( cy, De Cymru) is a loosely defined region of Wales bordered by England to the east and mid Wales to the north. Generally considered to include the historic counties of Glamorgan and Monmouthshire, south Wales extends westwards ...
,
United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and North ...
.
The name Mynydd Y Gelli is also loaned to the
Iron Age
The Iron Age is the final epoch of the three-age division of the prehistory and protohistory of humanity. It was preceded by the Stone Age (Paleolithic, Mesolithic, Neolithic) and the Bronze Age (Chalcolithic). The concept has been mostly appl ...
burial site that lies on one of its sides above
Tonypandy
Tonypandy is a town, community and electoral ward located in the county borough of Rhondda Cynon Taf, within the historic county boundaries of Glamorgan, Wales, lying in the Rhondda Fawr Valley. A former industrial coal mining town, the town was ...
,
Clydach Vale
Clydach Vale ( cy, Cwmclydach and adjoining ''Blaenclydach'') is a village in the Community (Wales), community of Cwm Clydach, northwest of Tonypandy in the county borough of Rhondda Cynon Taf, within the Rhondda Valley, Wales. It is named for it ...
and
Llwynypia
Llwynypia ( cy, Llwynypia ) is a village and community (Wales), community (and electoral ward) in Rhondda Cynon Taf, Wales, near Tonypandy in the Rhondda Fawr Valley. Before 1850 a lightly populated rural farming area, Llwynypia experienced a popu ...
. Another more grandiose name for the site is the Rhondda
Stonehenge
Stonehenge is a prehistoric monument on Salisbury Plain in Wiltshire, England, west of Amesbury. It consists of an outer ring of vertical sarsen standing stones, each around high, wide, and weighing around 25 tons, topped by connectin ...
.
Mountains and hills of Rhondda Cynon Taf
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