This is the chord progression of Indian Summer by The Doors on Piano, Ukulele, Guitar and Keyboard.

[Verse]
C
I love you, the best
C
Better than all the rest
C
I love you, the best
C
Better than all the rest

[Chorus]
Dm                              C
That I meet, in the summer
Dm             C
Indian summer

[Solo]
C C C C

[Chorus]
Dm                         C
That I meet, in the summer
Dm                         C
Indian summer

[Verse]
C
I love you, the best
C
Better than all the rest