![Urban explorers enter hidden passage over major Welsh road and vow never to return](https://cdn.newsserve.net/ONPglobe256.png)
Urban explorers enter hidden passage over major Welsh road and vow never to return
'Needless to say we got out of tunnel, as fast as humanly possible, smashing our knees and shins against the sharp cement edges'
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'Needless to say we got out of tunnel, as fast as humanly possible, smashing our knees and shins against the sharp cement edges'
Full Article