Tag Archives: tunnels

In 1924, a tunnel network was discovered…

In 1924, a tunnel network was discovered underneath Washington D.C. Speculation behind the network’s origins included a Confederate hideout or a liquor depot for bootleggers; they were actually dug by the Smithsonian Institute’s entomologist Harrison G. Dyar, who ‘did it for exercise’. The post In 1924, a tunnel network was discovered… appeared first on Crazy… Read More »

In 1972, The Los Alamos National Laboratories….

In 1972, The Los Alamos National Laboratories patented a nuclear tunnel boring machine, claiming it could reach depths of 18+ miles. It uses molten lithium to melt through rock, leaving behind a tunnel with a glass-like finish. The post In 1972, The Los Alamos National Laboratories…. appeared first on Crazy Facts. Source