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 ...
From Earth to space: Testing tech in lava tubes for future space exploration
The Lanzarote lava tube system is an accessible testing ground for DLR's SCOUT Rover, tailor-made for navigating the complex ...
Irish Examiner10h
A new chapter in Inca archaeology as underground tunnels discovered beneath Cusco’s historic district
A remarkable discovery of underground tunnels beneath Cusco’s historic district is offering fresh insights into Inca ...
The Independent10d
Hidden underground tunnel system built by Incas found beneath Cusco
After centuries of speculation, archaeologists in Peru have confirmed the existence of an underground tunnel network, thought to have been built by the Incas. The groundbreaking discovery was ...
Cincinnati's abandoned subway tunnels: Here are some of the ideas to revive them
Cincinnati asked architects and designers to submit ideas to repurpose the city's abandoned subway tunnel system. The ...
Tulsa World2d
Underground tunnel tours set for February. 'Millionaires’ Highway' links 8 buildings
Tickets are on sale for the Tulsa Foundation for Architecture’s bi-annual Tulsa Underground Tunnel Tours, which will take place Saturday, Feb. 8. The tours will take participants through the ...
Mexico plans on sealing ‘TikTok tunnel’ to US
Mexico has announced plans to seal an underground smuggling tunnel connecting Ciudad Juarez to El Paso, Texas, following its ...
Tulsa World3d
Underground tunnel tours set for February
Tickets are on sale for the Tulsa Foundation for Architecture’s bi-annual Tulsa Underground Tunnel Tours, which will take place Saturday, Feb. 8. The tours will take participants through the ...
Yahoo News3d
OKC created an extensive underground tunnel system in the 1970s, connecting major structures
Downtown Oklahoma City was headed underground in 1973. The million dollar network of tunnels that would link more than a dozen buildings and connect with existing tunnels would be quite the ...