Documentary on psychedelic potash mines, expansive concrete seawalls, mammoth industrial machines, and other examples of humanity’s massive, destructive reengineering of the planet.
7.5
7.1
6.4
6.2
8.0
7.3
7.0
7.9
6.0
9.0
7.8
7.1
N/A
N/A
7.0
8.5 
