Naples Tunnels Lost for 60 Years Now Open to Visitors
A hidden network of royal escape routes beneath Naples disappeared after World War II and sat forgotten until 2005. Now the Galleria Borbonica welcomes tourists into its time capsule tunnels.
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6 results for "tunnels"
100,000 Snakes Saved by Highway Tunnels in Canada
Engineers built tiny tunnels under a Manitoba highway to save migrating snakes, dropping annual deaths from 10,000 to under 1,000. The population has now rebounded to over 75,000 snakes at the world's largest gathering of its kind.
Ancient Water Tunnels Offer Hope for Iran's Drought Crisis
As Iran faces six years of severe drought, engineers are looking to a 3,000-year-old solution that once sustained civilizations across the desert. The qanat system of underground tunnels could help cities facing water bankruptcy find relief.
Cornell Team Prints Concrete Underwater to Build Ocean Structures
Engineers at Cornell University just solved a massive challenge: 3D printing concrete structures directly on the ocean floor. Their breakthrough could revolutionize how we build tunnels, pipelines, and dams beneath the waves.
Three Robots Team Up to Map Moon's Lava Caves
A team of autonomous robots just proved they can explore dangerous underground lava tunnels that could shelter future astronauts on the Moon. The successful test in Spain's volcanic caves brings us one step closer to safe lunar bases.
Sicily's Salt Mine Has 62 Miles of Rainbow Tunnels
Deep beneath Sicily, a working salt mine doubles as an underground wonderland with naturally rainbow-striped walls and a cathedral carved from pure salt. The centuries-old mine produces half a million tons of salt annually while showcasing nature's artistry.