https://en.wikipedia.org/wiki/Interstate_170_(Maryland)
https://www.interstate-guide.com/i-170-md , https://www.aaroads.com/guides/i-170-md
http://baltimorefuture.blogspot.com/2007/02/i-170-scar-from-dark-past.html
https://reason.com/2015/05/08/the-wound-in-west-baltimore
https://en.wikipedia.org/wiki/Interstate_70_in_Maryland#Highway_in_Baltimore
http://www.roadstothefuture.com/Fort_McHenry_Tunnel.html
https://www.google.com/maps/place/Baltimore,+MD,+USA/@39.2943061,-76.643661,2270m/data=!3m1!1e3!4m5!3m4!1s0x89c803aed6f483b7:0x44896a84223e758!8m2!3d39.2903848!4d-76.6121893