Why Pittsburgh has a Bunch of Fake Mountains

In this episode, we delve into the history of the man-made mountains of Pittsburgh and her eastern suburbs. These are the famed Slag Dumps, or Slag Piles - the result of decades of industrial byproduct being piled in valleys and meadows. How have they been reinvented as the city continues to reinvent itself?
SLAG DUMPING VIDEO:
• Dumping slag at Bethle...
SOURCES:
(1) archive.tribli...
(2) Map of Coal Mined and Slag Dumps 1974 -- pubs.usgs.gov/...
(3) nmr.collinsand...
(4) www.post-gazet...
(5) www.trainorder...
(6) www.builderonl...
(7) www.wesa.fm/de...
(8) www.ura.org/ne....
(9) Email from Lilly Freedman 7/16/24
(10) www.brooklinec...