NorthShore
Conductor
This is an interesting idea about founding a transportation museum in the many million dollar mistake space which sits empty and continues to cost CTA money:
http://thetrolleydodger.com/2015/02/24/fixing-a-hole-called-block-37/
http://thetrolleydodger.com/2015/02/24/fixing-a-hole-called-block-37/