In 1991 Avision Erin saw 4 performances during 4 concerts with 4 bands at 3 venues in 3 locations.

Date   Concert   Venue   Location  
Dec 03, 1991
Metallica

Wherever We May Roam

  Setlists
Buffalo Memorial Auditorium Buffalo, New York, United States
Nov 12, 1991
Jethro Tull
  Setlists
Onondaga County War Memorial Syracuse, New York, United States
Sep 06, 1991
Grateful Dead
  Photos   Setlists
Richfield Coliseum Richfield Township, Ohio, United States
Apr 26, 1991
Yes
  Setlists
Buffalo Memorial Auditorium Buffalo, New York, United States