This document lists several popular Web 2.0 websites including Facebook, Google Groups, Blogger, Flickr, YouTube, Google Docs, and El Tiempo along with their URLs. Web 2.0 refers to websites that emphasize user-generated content, usability, and interoperability.

1. WEB 2.0
ROBERTO MAL

2. WWW.WIKIPEDIA.COM
www.facebook.com
www.googlegruoups.com
www.blogger.com
www.fulltono.com
www.youtube,com
Google Docs/
www.eltiempo.com
Google Apis