It’s a pre-GPS system used to navigate around pittsburgh, using “belts”. You can still see some of the signs up around various parts of the city. There are the Red, Orange, Yellow, Green, Blue, and Purple belts, with the red being the farthest out and purple basically just being downtown.
call_me_danal t1_j1n7z5q wrote
Reply to comment by PineappleBrother in What better way is there to celebrate Christmas Eve then traveling the entire orange belt? by Majorkilljoy87
It’s a pre-GPS system used to navigate around pittsburgh, using “belts”. You can still see some of the signs up around various parts of the city. There are the Red, Orange, Yellow, Green, Blue, and Purple belts, with the red being the farthest out and purple basically just being downtown.
Allegheny county/Pittsburgh belt system Wikipedia