The Google+ Project: sharing tools

http://www.google.com/intl/en/+/demo/

§in this demo: new use of maps "2D+zoom menu")

It's a social networking service.
https://plus.google.com/up/start/?sw=1&type=st&hl=fr
http://googleblog.blogspot.com/2011/06/introducing-google-project-real-life.html