I'm sure we won't agree on all of these but the Top 10 of this list of 200 is very interesting....I have included only the Top 20 here.....
https://pitchfork.com/features/lists-and-guides/9935-the-200-best-songs-of-the-1970s/?page=10
If you wish to see all 200 they are here......
https://pitchfork.com/features/lists-and-guides/9935-the-200-best-songs-of-the-1970s/