Let's see, I, or actually we (me, wife and couple years now, our daughter) have been to;

Americas:
San Francisco
New York
Chicago
Niagara Falls
Orlando
Miami
Key West
Cancun
Ocho Rios
Georgetown (in Grand Cayman)

Europe:
London
Amsterdam
Copenhagen
Stockholm
Berlin
Paris
Barcelona
Lisbon
Rome

Middle East:
Hurghada in Egypt
Dubai

Asia:
Bangkok
Pattaya
Hong Kong

And I think we might have been to couple other one in Europe, but can't remember any more...

-A