Widgetbox is an interesting website that provides free widget addons for your blogs and web pages.
A web widget is a small piece of interactive content (like an ad or a game) that can be dynamically embedded into a web page. Widgets allow for a new level of expression and creativity as personal web publishers use them to create value and interest in their blogs, social networks, personal home pages, and web sites.
You can select your favaourite widgetbox from 8 categories - Blidgets, Blogosphere, Communication, Fun & Games, Interests, Information, Media, and Money Makers.Here is a example of Google Map Widget from widgetbox integrated below:
Widgetbox is worth a try, you can apply for the beta. You might find the widget of your dreams over there one day.
Related Links: WidgetBox