No one has ever put the right intro to this song..they all sound like crap...
sorry..here's the right one. It sounds perfect on at 12 string acoustic guitar.
Drop D tuning, tune down 1/2 step: Dadgbe

(let ring throughout)
    D             Csus2/D
e---5-----5-5-------3----
b---5h(7)-5-5-------3----
g---7-----7-7-------5----
d---0-----0-0--0-0--0----
a--------------0-0-------
D------------------------

  Csus2   G/B    Gsus2         D5
e--------------------------------
b--------------------------------
g------0----0--------------------
d----0----0--------0---0---------
a--3----2--------0---0--------0-0
D--------------5---5------5-4-0-0