Harpoon Ale (from Boston) gets my vote! Their UFO (Un-Filtered Offering) Hefeweizen wheat beer (served with a lemon) is fantastic! see:
http://www.harpoonbrewery.com/
(On topic for this thread - on the "Fun Facts" page of the Harpoon Brewery, it states that: "The growth of the specialty (craft or micro) beer segment has resulted in more breweries in the US than any other country in the world." see:
http://www.harpoonbrewery.com/brewer...acts/index.htm )