Hobby tunneling - Wikipedia
Hobby tunneling is tunnel construction as a diversion. Usually, hobby tunnelers dig their tunnels by hand, using little equipment, and some can spend years or even decades to achieve any degree of completion. In some cases tunnels have been dug secretly, and only discovered by chance.
The “notable cases” are worth checking out. They’re a lot more….Accomplished than I expected, as well as just being wild
In the mid sixties, British civil engineer William Lyttle dug a wine cellar under his Hackney property. Having done so, he said that he had “found a taste for the thing” and kept on digging, for some forty years.
me when I’ve found a taste for the thing
(via katelyndanger)