Archaeologists Followed a Sketch by Leonardo da Vinci. It Led to Secret Tunnels Under an Ancient Castle.
An underground tunnel network long rumored thanks to drawings by Leonardo da Vinci under Milan’s Sforza Castle are proven to ...
OKC created an extensive underground tunnel system in the 1970s, connecting major structures
OKC Mayor Patience Latting described the city's underground Metro Concourse network as "the largest pedestrian tunnel system ...
Into the Mystic: Boston.com readers really want a Tobin Tunnel
"Even if tunnel construction is more costly the net benefits may be well worth it." The post Into the Mystic: Boston.com ...
The Boston Globe20d
Could a tunnel replace the Tobin Bridge? It’s not being ruled out quite yet.
Asked at a community meeting if the state is considering replacing the Tobin Bridge with a tunnel, the project manager leading planning studies responded Wednesday that it wasn’t out of the ...
CBS News20d
Could the Tobin Bridge be replaced with an underwater tunnel?
BOSTON - Asked at a community meeting if the state is considering replacing the Tobin Bridge with a tunnel, the project manager leading planning studies responded Wednesday that it wasn't out of ...
WCVB Channel 5 Boston19d
Tunnel not ruled out as possible Tobin Bridge replacement
THE TOBIN CUTS THROUGH A LARGE PART OF CHELSEA SQUARE IN DOWNTOWN CHELSEA, SO REMOVING THIS, YO State officials are considering replacing the 74-year-old Tobin Bridge with a tunnel, prompting ...
Northwest Arkansas Democrat Gazette24d
State Capitol’s $3.8M underground walkway complete, will open to public
The $3.8 million underground secured walkway between the state Capitol building ... Arkansas 95th General Assembly’s regular session. A tunnel between the two buildings has been a discussion ...
Wales Online3d
The huge underground tunnel in Wales that lay forgotten for decades
This mile-long line connected all three separate railways, creating a through route between Menai Bridge and Afon Wen, near Pwllheli, which included a tunnel under the historic town. A 163-yard ...
NECN20d
Tunnel not ruled out as possible Tobin Bridge replacement
Asked at a community meeting if Massachusetts is considering replacing the Tobin Bridge with a tunnel, the project manager leading planning studies responded Wednesday that it wasn't out of the ...