(Riff x3) something like this: 
EGG e|--0--3--0-----0---3--3--|
B|--0--------3------0--0--| 
D E G
[Verse] 
EG Come on down from your mountain
EG I'm on my bended knee
E For 20 years and counting
EGDE You been holdin it over me
EG Everybody here's been broken
EG Everybody is alone
E Lately my eyes have been open
 [Chorus] 
EGE I wanna see it once before it's all gone
EGAmEG I wanna see it once before it's all gone
EG Gone, gone, gone I wanna
EG See it once before it's all gone
E Gone, gone, gone
EGDE I wanna see it once before it's all gone
E Gone, gone, gone
EGDE I wanna see it once before it's all gone
EGAmE I wanna see it once before it's all gone
 [Verse] 
EG Baby, I'm leaving without it
EG Heading out to sea
E Something is happening
EGDE It's growing out of you and me
EG Everybody here's been broken
EG Everybody's waiting too long
E Lately, my eyes have been open
 [Chorus] 
EGDE I wanna see it once before it's all gone
EGAmE I wanna see it once before it's all gone
E Gone, gone, gone
EG I wanna see it once before it's all gone
E Gone, gone, gone
EGDE I wanna see it once before it's all gone
E Gone, gone, gone
EGDE I wanna see it once before it's all gone
EGAmE I wanna see it once before it's all gone
G E G E G D E (X2) G E G E G