I don't know about you but I absolutely love it when Montreal turns stuff into other stuff. (I know what I said) It makes me feel proud that I live in a city where the people are hilariously creative.
But this one takes the cake. So far a number of metro stations on the blue line have been turned into platform 9 ¾ from Harry Potter.
Photo cred - spottedstm
Here is a photo of Metro Parc
And here is one from Acadie.