What 20th Century Cities should become UNESCO Heritage Sites of the future?

[UrbanImpact]

Originally Posted by iheartthed

It's too late now but a well-preserved Rust Belt. Flint, Gary, or Youngstown could have been candidates but none have been well-preserved.

Pittsburgh would be a good candidate. Here's what those cities used to +/- look like: https://www.google.com/maps/@40.4288046,..._ep=EgoyMDI2MDcyMi4wIKXMDSoASAFQAw%3D%3D