The only temporary one here I can even think of was our version of that thing all cities have done, where a series of identical statue-type things were created, painted by local artists, and displayed around town.
Winnipeg did polar bears. We did mermaids.
There's still one kicking around outside the Newfoundland Chocolate Company:
And there was a really cool one posted here relatively recently... I think it was in Vancouver? With this ceiling of lights displaying above a street?