builth's Usage Examples:

To the south-east of this region a narrow outcrop of Upper Llandovery, Wenlock and Ludlow sandstones and mudstones follows, uncomformably overlying the Llandeilo and Bala rocks, and dipping conformably under the Old Red Sandstone; they extend from Newbridge-on-Wye and Builth through Llangammarch (where there are mineral springs) towards Llandovery, while a tongue of Ludlow rocks brought up by faulting extends from Erwood on the Wye for 8 m.

- The oldest rocks in Brecknockshire are the Llandeilo shales and intrusive diabases of pre-Llandovery age which near Builth extend across the Wye from Radnorshire; another patch with volcanic outflows comes up at Llanwrtyd, and at both places they give rise to mineral springs.

The hilly country to the north of the Eppynt is mainly drained by the Irfon, which falls into the Wye near Builth.

In the north, a range of barren hills, which goes by the general designation of Mynydd Eppynt (a name more properly limited to its central portion), stretches right across the county in a north-easterly direction, beginning with Mynydd Bwlch-y-Groes on the boundary to the east of Llandovery, and terminating near Builth.

He was released, but in 1282 he revolted again, and was killed in a skirmish with the Mortimers, near Builth in central Wales.

There is only one line of railway, over which several companies, however, have running powers, so that the town may be reached by the Brecon ' Merthyr railway from Merthyr, Cardiff and Newport, by the Cambrian from Builth Wells, or by the Midland from Hereford and Swansea respectively.

Saline water is obtained daily in the season from Builth Wells.

St Mary's in Builth, took its name from the ancient territorial division of Buallt in which it is situated, which was, according to Nennius, an independent principality in the beginning of the 9th century, and later a cantrev, corresponding to the modern hundred of Builth.

It has a station on the Cambrian line between Moat Lane and Brecon, and two others (high and low levels) at Builth Road about 14 m.

BUILTH, or Builth Wells, a market town of Brecknockshire, Wales.