![Underwater tunnel that let people walk beneath Firth of Forth long before cars could cross water](https://cdn.newsserve.net/ONPglobe256.png)
Underwater tunnel that let people walk beneath Firth of Forth long before cars could cross water
The secret tunnel is so well hidden that you wouldn't even know it was there, tucked away in the Bo.ness countryside.
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The secret tunnel is so well hidden that you wouldn't even know it was there, tucked away in the Bo.ness countryside.
Full Article