| #2,801 | |
| South Wales | |
| Abersychan | |
| 51.719076, -3.066823 | |
| SO 2640 0280 | |
| Private Land | |
| 235m | |
| 0 Images |
Wainfelin Iron - 1,615m
Abiathur Jones' Pit - 1,164m- Cumburgwm Colliery level - 1,428m
- Cumburgwm Colliery pit - 1,297m
- Cwmburgwm Colliery - 1,482m
- Cwmffrwdoer Colliery - 1,627m
- Cwmnantddu Colliery - 1,577m
- Eastern Valley Black Vein - 1,414m
- Elled Level - 1,441m
- Glynnantddu Colliery - 1,767m
- Golynos Colliery Pit & Level - 1,745m
- Graig Ddu Level - 1,386m
- Greenland Colliery - 706m
- Gwenallt - 1,141m
- Llanerch - 1,247m
- Navigation Colliery - 1,342m
- Pentwyn Colliery Level - 199m
- Plascoed Colliery - 1,896m
- Powell’s Navigation Colliery - 1,318m
Viaduct Level - 905m- British Colliery - 1,011m