Rhondda Cynon Taff
20 pillars. None of them lost.
- Pillars
- 20
- Standing
- 20
- Lost
- 0
- Highest
- 535 m
Standing
| Name | Height | Note |
|---|---|---|
| Mynydd William Meyrick | 535 m | |
| Mynydd Tynewydd | 517 m | |
| Mynydd Bwllfa | 510 m | |
| Cefn Pennar | 492 m | |
| Cader Fawr | 486 m | |
| Cefn Y Rhondda | 481 m | |
| Cefn Gwyngul | 471 m | |
| Mynydd Aberdar | 458 m | |
| Twyn Carn-Glen | 417 m | |
| Craig Rhiw Ddu | 395 m | |
| Mynydd Y Glog | 390 m | |
| Mynydd Eglwysilan | 383 m | |
| Mynydd-Y-Glyn | 375 m | |
| Foel Penderyn | 371 m | |
| Hafod | 357 m | |
| Pen-Y-Foel | 331 m | |
| Rhondda Golf Course | 327 m | |
| Mynydd Portreff | 272 m | |
| Llantwit | 173 m | |
| Davidstown | 165 m |