Give the Kids a Break

You've forced them to endure the theater and opera and museums and art galleries, and you've dragged them along on endless shopping expeditions. Now it's time to reward your children for their patience by taking them someplace they can have fun. Here are some of the best kid heavens in a few of the world's major cities:

Vienna: Zoom Children's Museum
There's an interactive music and mathematics show on until February 2004. In the Zoomlab,...