All Along the Watchtower by Jimi Hendrix is often referred to as one of the greatest guitar songs of all time. The chances are if you learn this song you will become one of the best guitarists your friends know. Power chords, Jimi chords, open and barre chord variations are used to some extent in this song while the lead orientated guitarist will enjoy sliding, bending and shredding notes while utilizing techniques like legato, staccato and vibrato.