Notable cave · Monmouthshire, Wales
Black Cavern
Siambri Ddu
Black Cavern is a cave in Monmouthshire, Wales.
Black Cavern: crowds and conditions
Typical pattern: moderate; weekends busier. Been there recently? Post today’s status and it shows here for the next traveller.
Status options for this cave: Open, good conditions · Very crowded · Approach road bad · Closed / not accessible.
Best time to visit Black Cavern
Season: Year-round; October to March is most comfortable, some caves flood in heavy rain.
Busiest days: Weekends and long holidays.
Crowd: Moderate; weekends busier.
Typical week: Mon light · Tue light · Wed light · Thu light · Fri light · Sat busy · Sun busy.
How to reach Black Cavern — distance from nearby cities
Coordinates: 51.79727, -3.08786. Road distances are estimates; the road-trip planner uses real routes and adds stops worth the detour.
Places to visit near Black Cavern
- The Blorenge · viewpoint · North Somerset · ~2 km · Must-see
- Coity Mountain · viewpoint · North Somerset · ~5 km · Must-see
- Abergavenny Castle · church · North Somerset · ~7 km · Must-see
- Ysgyryd Fach · viewpoint · North Somerset · ~9 km · Must-see
- Castell Arnallt · fort · North Somerset · ~9 km · Must-see
- Mynydd Carn-y-cefn · viewpoint · North Somerset · ~9 km · Must-see
- Sugar Loaf · viewpoint · North Somerset · ~9 km · Must-see
- Crickhowell Castle · fort · North Somerset · ~9 km · Must-see
- Cefn Manmoel · viewpoint · North Somerset · ~12 km · Must-see
- Bryn Arw · viewpoint · North Somerset · ~12 km · Must-see
- Tomb of Margaret Davies in St. Cadoc's Churchyard. · fort · North Somerset · ~13 km · Must-see
- St Illtyd's Church · church · North Somerset · ~13 km · Must-see
- Sirhowy Valley · viewpoint · North Somerset · ~13 km · Must-see
- Pen y Clawdd Castle · fort · North Somerset · ~13 km · Must-see
- Ysgyryd Fawr · viewpoint · North Somerset · ~13 km · Must-see
- Crug Mawr · viewpoint · North Somerset · ~14 km · Must-see
- Pontypool Park · park · North Somerset · ~14 km · Must-see
- Tomb of Daniel Gilbert in St Michael's Churchyard · fort · North Somerset · ~15 km · Must-see
Other caves near Black Cavern
- Porth yr Ogof · cave · Powys · ~40 km · Must-see
- Dan-Yr-Ogof · cave · Powys · ~52 km · Must-see
- Banwell Hill · cave · North Somerset · ~68 km · Must-see
- Aveline's Hole · cave · North Somerset · ~72 km · Must-see
- Llygad Llwchwr - Source of the River Loughor · cave · Carmarthenshire · ~73 km · Must-see
- Shute Shelve Cavern · cave · North Somerset · ~73 km · Must-see
- Swildon's Hole · cave · Bath and North East Somerset · ~83 km · Must-see
- Ogof Draenen · cave · North Somerset · ~1 km
- Ogof Draenen · cave · Monmouthshire · ~1 km
- Ogof Dwy Sir · cave · Monmouthshire · ~2 km
Map data © OpenStreetMap contributors (ODbL)
Frequently asked
Is Black Cavern open today?
No visitor has reported the opening status for Black Cavern yet. Typical pattern: moderate; weekends busier. Busiest: Weekends and long holidays.
What is the best time to visit Black Cavern?
Year-round; October to March is most comfortable, some caves flood in heavy rain. Moderate; weekends busier.
What are the places to visit near Black Cavern?
Nearby: The Blorenge (viewpoint, 2 km), Coity Mountain (viewpoint, 5 km), Abergavenny Castle (church, 7 km), Ysgyryd Fach (viewpoint, 9 km), Castell Arnallt (fort, 9 km), Mynydd Carn-y-cefn (viewpoint, 9 km).
Is Black Cavern worth visiting?
Black Cavern is listed as a notable cave in Wales on Spotwander.