Today at Google I/O the release of the Google Earth API and Browser Plug-In was announced. This new release from Google will allow developers and web designers to create web pages with 3-D map applications. Google hopes that incorporation of Google Earth’s features in web pages will increase user generated content in regards to the Geoweb.
Some Key Features
Embed Google Earth inside any web page with only a few lines of code.
Use the JavaScript API to enable rich Earth-based web applications.
Manipulate KML and the 3D environment: create polygons, lines, placemarks, and more.
Convert your existing Google Maps API site to 3D with as little as one line of code.
View the thousands of existing 3D buildings, or add your own 3D models.
Switch to Google Sky mode for high-res imagery of stars, planets, and galaxies.
via Google