NEW BRIGHTON, Pa. – A backed-up sewer led to a surprising discovery of historical significance in Pennsylvania.. Turns out, a brick tunnel had been hidden since the 1800s under the Merrick Art ...

A squad of construction workers descend daily under the streets of Baltimore. They labor deep down, in the semi-secret and highly restricted chamber known as the Howard Street Tunnel. The massive ...

Turns out a brick tunnel had been hidden since the 1800s under the Merrick Art Gallery. "We are not positive, but we do think it may be related to the Underground Railroad," said Michelle Long ...

The fight isn’t over yet, but there might be light at the end of a would-be tunnel in Derry. A federal judge on Monday made ...

Baltimore residents concerned by construction of major rail project 03:08. BALTIMORE - A major rail project aimed at accelerating commuters from New Jersey to Washington D.C. is underway, but ...

A brick wall, located in Liverpool city centre that connects Park Lane with Jamaica Street, hides the 200 year-old Wapping Tunnel, the first underground rail tunnel ever built below a city. It ran ...