Theres one on Queen street...if im not mistaken its called the poster store...got a huge poster of Kurt Cobain for $20...
yeah theres one just north of the eaton centre on yonge (on the right side of the road going north).. actually.. i think it is the world of posters.. i bought a pretty awesome Janis poster there.. pretty cheap too.. it was like $9
yeah, it's on yonge around dundas. world of posters. full of posters. also, thc (south of bloor station on yonge. or north of wellesly station) has a few good "trippy" posters and some really good marley ones too.