Yahoo Maps Updated With New Data and Functionality!
From the blog post:

We’ve been working hard all winter long, and today, we’ve rolled out an update to Yahoo! Maps that delivers a number of improvements including; new neighborhood data, expanded worldwide coverage, and stylistic improvements.

Some of the improvements you might notice as you test-drive our updated Yahoo! Maps include:

New Neighborhood Data at lower zoom levels with:
+ 300 cities with new neighborhood data added throughout North America, from Palo Alto, to Chicago, to Toronto, etc.

+ 12,000 new neighborhood added, from “Lower East Side” (New York, Milwaukee, Bridgeport) to “Lower Collegetown” (Ithaca)

+ Expanded Worldwide Coverage with much improved coverage, especially throughout Eastern Europe

+ New POI information - highlighting Schools, Rest areas, Ski Resorts, etc.

+ Additional shaded relief levels worldwide

+ City label density increased for better usability

+ Style improvements such as Hybrid Road and Label colors adjusted for better legibility

+ Lighter map tiles – with an average of 30-60% reduction in size

Source: Yahoo Local Blog