Where the Fringe team arrives at the Other Side in episode #222 "Over There: Part 1" and where Olivia attempts to return to her side in episode #301 "Olivia". This is also where Moreau attacks the philharmonic in the future in episode #322 "The Day We Died". Peter and Lincoln cross to Over There through the theatre in episode #408 "Back to Where You've Never Been".
Where Shane and Veronica Bloom argue at a film opening.
Edward's flashback to his hunting in the 1920's took place in Vancouver's iconic Orpheum Theatre.