Bill Coughran has written at the Google Blog:

"As part of that process, we’ve decided to wind down Google Labs."

http://googleblog.blogspot.com/2011/07/more-wood-behind-fewer-arrows.html

Yeah, right about it already twice today, just hope body 3d, swiffy and city tours won't die (well, city tours could actually move to google maps labs), because it would be a real real waste to see these things disappear.