King's Hollow Tunnel in Ohio offers a creepy hiking experience through an abandoned, timber-lined railroad tunnel.

An ominous, spiked fence guards abandoned train tunnels tucked away in the hills above Colorado Springs. The fence indicates a closure, with folklore pointing to a dark past of the area. Located in ...

In our roundup of travel stories this week: the seven-foot “monster” that stalked West Virginia, the Roman tunnel where a hated emperor nearly met his end, and the enormous bunker city built by Nazis ...

Anytime I have a chance to explore ancient abandoned tunnels I take it. I haven't had a chance to go into Cincinnati's infamous abandoned subway and won't likely soon. The city doesn't let people into ...

Sebastian Restrepo is a multimedia specialist at MassLive. The “Forgotten Mass.” photo series represents some of the work he ...

Gareth Fuller/PA Wire/AP Photo — -- A series of previously closed-off tunnels used during World War II that run along a part of England's coast have been excavated and reopened. The tunnels, ...

IRBIL, Iraq -- ISIS extremists have reveled in destroying ancient shrines and antiquities, posting videos on social media of their vandalism. In an odd twist, however, they've inadvertently uncovered ...

CAMBRIDGE — There is a damp dustiness down here, in the abandoned tunnel underneath Harvard Square. Aside from the thin rays filtering through a sidewalk grate, there isn’t much light where we’re ...

Cincinnati's abandoned 19th-century beer tunnels, dug by German immigrants for lager brewing, are being mapped by the city. The Brewery District Community Urban Redevelopment Corporation has been ...