JasW wrote:And in one of my other favorite quirks concerning this tunnel, a neighborhood was built around the three-story ventilation shaft (imagine having THIS in your backyard!): http://www.bing.com/maps/?v=2&cp=qt24kj8v0286&lvl=19.155471238904138&dir=94.2427365397672&sty=b&form=LMLTCCSame with the Lackawanna's Bergen Tunnel: east shaft west shaft. The north tube was built during the Civil War and the south tube in 1908.
Since my friend continues to chain smoke nonstop, she is probably an Alco.