Ohio’s hiking trails are beautiful. Showcasing the state’s natural beauty and diverse landscapes, these special routes always renew our appreciation for the Buckeye State. Yet there are a handful of ...

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 ...

Good morning! I’ll be on vacation for a week, and a few colleagues will fill in while I’m gone. See you in November. But first, we’re going underneath the streets of Boston to look at 10 unsolved, ...

What if Cincinnati's old subway tunnels became an underground food hall and art market? Or canals for kayaking? Or speakeasy spots? The city asked for ideas on what to do with the unused subway ...

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.

The Colorado Trail’s Segment 8 travels through Camp Hale National Monument north of Leadville, as seen Thursday, Aug. 1, 2024, including a passing near the former US Army’s 10th Mountain Division ...