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 ...
London’s secret tunnels to open as new tourist attraction with the UK’s deepest bar
A sprawling network of secret underground tunnels is being transformed into a major new London tourist attraction. Hidden 40m ...
London's top secret WW2 tunnels could be turned into mega James Bond tourist attraction
A labyrinth of tunnels beneath the heart of London is destined for a new lease of life as a tourist attraction with up to ...
Secret tunnel found on U.S.-Mexico border to be sealed off
A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in ...
Tulsa Foundation for Architecture offers tours of Tulsa's secret downtown tunnels
TULSA, Okla. — Lyndsey Neal Kuykendall is the curator for the Tulsa Foundation for Architecture (TFA) said touring Tulsa's ...
Ghosts of past spies haunt London underground tunnels
Behind a blue door in a narrow London passage lies a little-known network of tunnels deep underground, once home to British ...
Smithsonian Magazine on MSN6d
Secret Passageways Recorded in Leonardo da Vinci’s Sketches Discovered Beneath a Medieval Castle in Milan
Using ground-penetrating radar and laser scanners, researchers identified subterranean structures just a few feet below the ...
CBS News11d
Secret tunnel found on U.S.-Mexico border to be sealed off
A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in Ciudad Juarez said Saturday. The tunnel, discovered on Jan. 10 ...
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Archaeologists Blown Away After Finding Secret Tunnels That Da Vinci Had Drawn Over 500 Years Ago
Archaeologists Blown Away After Finding Secret Tunnels That Da Vinci Had Drawn Over 500 Years Ago Researchers from the ...