Townsville’s wartime tunnel mystery deepens as a Vietnam veteran excavates his property, convinced he has found a 300m ...

Billionaire entrepreneur Elon Musk's mysterious tweets about tunnels have sparked a flurry of speculation about his next project -- and he apparently did some research last week in D.C. The founder of ...

When WVIA producer Tim Novotney was 16, he and a friend found a tunnel in the basement of an old apartment building the friend had just moved into in Hazleton, Pa. “It was straight-up ...