No windows, visible entrance. Those vents are where the robots will come flying out to destroy all humanity.
My friend and I discovered this place on a walk down to the ferry. We also were able to identify the massive dark building in the city skyline while looking out from a deck on the 15th story of a building.
But supposively it's no building of destruction, it's just a phone company.
I saw these unusal comments scrawled on adjacent garage doors on Moreau Street just north of Ontario Street in the east end of Montreal. They seem to be Communist, yet there is a circle with a slash around the hammer...