The big fan duct at Drakelow
🔗Trip-9th-April-2011-Image-70642[linkphoto]Trip-9th-April-2011-Image-70642[/linkphoto][/link]
Ystrad Einion.
🔗Ystrad-Einion-Lead-Mine-User-Album-Image-70641[linkphoto]Ystrad-Einion-Lead-Mine-User-Album-Image-70641[/linkphoto][/link]
Aberllefenni very big chamber
🔗Aberllefenni-Slate-Mine-User-Album-Image-70640[linkphoto]Aberllefenni-Slate-Mine-User-Album-Image-70640[/linkphoto][/link]
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