When the camera pans toward Caesars Palace after dark you can occasionally see part of the Bellagio fountain show in progress in the foreground. Look for blurred white shapes extending into the image from the bottom (see lower thumbnail).
Polo Towers
The Polo Towers has a (sometimes panning) roof-top Web-cam.
Perspective: They are located near the southern end of the Strip just north of the MGM Grand.
EarthCam has a panning, self-updating, Java-cam situated on top of neon-laced hot air balloon in front of the 
Perspective: They are located mid-Strip, east side of the street, across from 
