[wimagguc]

Fun fact, New York City's subway started out with a similar system (between 1870 and 1873, called the Beach Pneumatic Transit): https://en.wikipedia.org/wiki/Beach_Pneumatic_Transit

[grosun]

& London's Crystal palace pneumatic railway predated that by 6 years https://en.wikipedia.org/wiki/Crystal_Palace_pneumatic_railw...

Not a roaring success though!