150 years ago today, the world’s first underground tube railway, the Tower Subway, opened in London, a wonder of the Victorian age. The quarter-mile-long tunnel under the Thames River was excavated in less than a year, thanks to the project’s civil engineer James Henry Greathead who invented a cylindrical, iron tunneling shield technology that still […]
The post Good News in History, August 2 appeared first on Good News Network.
from Good News Network https://ift.tt/2up8XWR
via IFTTT
No comments:
Post a Comment