“And then the one that I’ve actually been in: That curious system was abandoned in the late 1900s or so, maybe 1920s.” Researchers made 3D renderings of the tunnels, but still don’t know ...

Hidden beneath the old bunkers at Fort Stevens State Park in Oregon is a network of long-abandoned tunnels. These labyrinths were well known to soldiers protecting America from German and Japanese ...

Deep in Angeles National Forest, about 2 miles from where the nearest paved road ends, a random concrete tunnel is carved into the hillside. A second tunnel follows down the broad path shortly after.

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 ...

Disused Railway Tunnels UK, a dedicated blog with pictorial record of abandoned, disused and remaining former railway tunnels, said: "Trains heading east from Tregarth Railway Station would pass ...

He explained that passing trains cause an intense wave of air about anyone within the abandoned tunnels. "The force itself sucks you in, that's why we had to hold onto the tunnel wall as it's ...

MEMPHIS, Tenn. (WMC) - The abandoned tunnels underneath Memphis International Airport will soon be a slab of concrete. The tunnels were built in the 1970s, planned as a future transit system and ...

Last fall when Cincinnati asked for ideas for what to do with its empty, 2.2-mile abandoned subway tunnel system, many Enquirer readers and social media commenters had the same response ...

The blog Disused Railway Tunnels UK, which documents abandoned railway tunnels through photographs, described the line stating: "Trains heading east from Tregarth Railway Station would pass ...

By opening up the tunnels for guided historical tours, the company could educate visitors and locals alike on the history of the abandoned project. The conceptual plan also includes the ...