Quote Originally Posted by Sara luvs her Tinky
I need to get out more. I didn't realize places were set up like this... I mean i know there are bridges even looong bridges... but bridges that stretch across long bodies of water, underwater tunnels.. it is just crazy.!!! I must have been living in a hole!
Much of Boston is now a giant huge hole!!! For a time, there were parts of the system where, when stopped in traffic, you could peer over a guardrail and down several stories into the ground below. Now it's all paved over, pretty much, but we know they are down there!

http://www.masspike.com/bigdig/background/index.html