Parque Nacional de Bannau Brycheiniog

Cachoeiras e cavernas no Parque Nacional de Bannau Brycheiniog

Waterfalls and Caves of Wales

This collection highlights the geological diversity of the Brecon Beacons National Park, featuring the 17-kilometre Dan-yr-Ogof cave system and the celebrated Four Waterfalls Walk. The list includes Sgwd yr Eira, where a public path leads directly behind the curtain of water. Beyond these natural features, the selection encompasses historic industrial engineering, including the 18th-century Monmouthshire & Brecon Canal and several expansive reservoirs and dams that define the region's upland landscape and water management history.

Waterfalls and Caves of Wales — Mapa

Sloman / Public domain

A

Dan-Yr-Ogof Showcaves

Dan yr Ogof, at the National Showcaves Centre for Wales, is a 17-kilometre long cave system in south Wales, about 5 miles north of…

B

Sgwd Uchaf Clun Gwyn

The first major drop on the Four Waterfalls Walk, where the River Mellte falls over a broad sandstone ledge into a deep pool.

C

Scwd Ddwli

Located on the River Nedd Fechan along the Elidir Trail, this waterfall consists of a series of wide cascades flowing over stepped rock formations.

D

Sgwd yr Eira

One of Wales' most famous falls, featuring a 50-foot drop. A natural ledge behind the torrent allows walkers to pass under the falling water.

E

Monmouthshire & Brecon Canal

A historic 35-mile waterway built between 1792 and 1812 to transport coal and iron. It is notable for its manual lift bridges and rural scenery.

SNappa2006 / CC BY 2.0

F

Llyn y Fan Fach

Llyn y Fan Fach is a lake of approximately 10 hectares on the northern margin of the Black Mountain in Carmarthenshire, South Wales and…

G

Monmouthshire & Brecon Canal

This section of the 18th-century canal features several Grade II listed bridges and stone aqueducts used to navigate the undulating terrain of the Usk Valley.

H

Talybont Aqueduct

A historic stone structure that carries the Monmouthshire & Brecon Canal over the Caerfanell river, dating back to the canal's early 19th-century construction.

I

Cefn Brynich Canal Bridge Aqueduct

A significant four-arched stone aqueduct built around 1800 to carry the canal over the River Usk. It is a key example of early industrial civil engineering.

Bibeyjj / CC BY-SA 4.0

J

Llyn y Fan Fawr

Llyn y Fan Fawr is a natural lake in the county of Powys, Wales. It lies at the foot of Fan Brycheiniog, the highest peak of the Black…

K

Usk Reservoir

Completed in 1955, this 280-acre body of water is a major reservoir in the western Brecon Beacons and is a designated Dark Sky Discovery Site.

L

Cray Reservoir Dam

A massive stone-faced gravity dam completed in 1906 to supply water to Swansea. It features distinctive Gothic-style architectural details.

M

Usk Reservoir Dam

An earth-fill dam at the northern end of the Usk Reservoir, constructed in the mid-20th century to create one of the largest lakes in the National Park.

N

Talybont Reservoir Dam

An embankment dam completed in 1939 that flooded the village of Aberclydach. It now serves as a significant water source and birdwatching location.

O

Beacons Reservoir

The northernmost reservoir in the Taff Fawr valley, completed in 1897. It sits at the foot of the Pen y Fan and Corn Du peaks.

P

Nant Hir Reservoir

A 19th-century upland reservoir located near Aberdare, originally constructed to provide water for local coal mining communities.

Q

Ystradfellte Reservoir Dam

A concrete gravity dam completed in 1913 that impounds the River Dringarth. It features a distinctive spillway and supplies water to the Neath Valley.