Let it be hero image EMI., Public domain, via Wikimedia Commons
Circle of fifths hero image

Circle of Fifths

The circle of fifths is an invaluable tool that reveals important relationships between pitches and organizes them in a way that’s very useful to understanding diatonic harmony.

Les Paul guitar fretboard
Jimi Hendrix playing the guitar on stage Marjut Valakivi / Public domain
Warren Haynes - Soulshine songwriter, Allman Brothers Band pitpony.photography [CC BY-SA]