Source: http://www.labnol.org/software/tutorials/google-earth-43-features-video-tour/2986/
This is a video tour of new features introduced in Google Earth 4.3. They will make you say wow! especially the lighting effects and the panorama street views.
Also check out gearthblog.com for a more detailed review of Google Earth 4.3. The download is available here.
Video Tour of Google Earth 4.3 - Wow!! - Digital Inspiration | FAQ | RSS