A great documentary: The Foolish Old Man Removes the Mountains, 1971-1975

 

https://www.youtube.com/watch?v=zLN-jRZRPrc

 

https://www.youtube.com/watch?v=7O6-CWKOT30

https://www.youtube.com/watch?v=T58mkPyV_kU

 

https://www.youtube.com/watch?v=x-CwaFmGVLs

 

https://www.youtube.com/watch?v=jLY9zxF3VoQ

 

https://www.youtube.com/watch?v=DkGpHwrKcoE

https://www.youtube.com/watch?v=JUJ4_GmmDOE

 

https://www.youtube.com/watch?v=Y3t6AU-B2oU

 

https://www.youtube.com/watch?v=Z4tebFU9cxo

https://www.youtube.com/watch?v=_7PKVGhUHeo

https://www.youtube.com/watch?v=fRfptRRTR5U

https://www.youtube.com/watch?v=aRgEE3Yfa7E