Once a vital artery through the Arizona mountains, Highway 60 and the Claypool Tunnel now lie in silence, overtaken by nature ...

Hidden in the remote stretches of the Southwest, the abandoned Johnson Canyon Tunnel and its surrounding railroad whisper ...

Commuters may face difficult journeys to work this morning, with severe delays on multiple TfL and National Rail lines. The ...

Vast swaths of the subway still rely on signal equipment from the Great Depression. A multibillion dollar plan, now at risk, ...

A renovation of a townhome in Tielt, Belgium, led to the discovery of a secret tunnel system under the historic structures.

Victoria Vale said the mysterious door "seemed like it hadn't been opened in a very long time," and she was determined to ...