Browsing Tag
underground tunnels
2 posts
Gigantic network of 12,000-year-old underground tunnels discovered in Europe
Ancient underground chambers and tunnels are found throughout Europe, from Scotland, Germany, to Turkey. Is it a megakilometer…
Underground tunnels that connect the entire planet: under the Andes, Pyramids of Giza and the ocean
Numerous tunnels and passages have been discovered on every continent, in places such as Arizona, the Andes, the…