A couple weeks ago I got a chance to hit Small Pony Barrel Works. As I understand it they are a new brewery in Ottawa. They specialize in barrel aged sours.
So far, everything I have tasted has been excellent. While I was there I bought four bottles (they only do 750ml).
Today:
Storm Front is pretty fascinating. Tastes like a sour ginger beer, with a heavy dose of lime. Really lovely beer.