In the US:

Widmer Hefeweizen, especially in Portland, OR.
Full Sail Pale Ale
Mirror Pond Pale Ale (Deschutes Brewery)
Red Hook ESB

In Japan:

Sapporo Classic (in Hokkaido)
Kirin Ichiban-Shibori
Sapporo Black Label

In Europe:

Haven't been since 1998, but don't recall ever drinking a bad beer there.
Spent a lot of time in Italy, so I'll say Moretti.