The Tregarth Railway Tunnels were once part of a passenger railway line but have now been opened up to a new generation of ...

A NETWORK of abandoned underground tunnels have been transformed and reopened to the public. The Tregarth Railway Tunnels in Wales were once part of a passenger railway line. And they have now ...

A new milestone has been surpassed as another HS2 Tunnel Boring Machine (TBM) has completed its five-mile journey beneath ...

There were two tunnels at Tregarth - No.1 Tunnel at just 27yds and No.2 Tunnel - known as Tynal Tywyll - stretching for ...

The single-track more than four miles long was authorised in 1880, despite it requiring a climb of over 300 feet from its ...

The underground passages and caves are unique to this part of the UK but are still a mystery to archaeologists and ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

The public cost of a cancelled road tunnel past Stonehenge has risen to almost £180m. A request by BBC South, using the ...

The Gautrain Line features an extensive and sophisticated tunnel network that plays a crucial role in connecting key areas in ...

HS2’s £100 million tunnel designed to protect bats from trains is not bat-proof, it has emerged The 900m-long structure is ...