YouTube is a place to discover, watch, upload and share videos.

CDC Centers for Disease Control and Prevention - Your Online Source for Credible Health Information

Forvo: the largest word pronunciation dictionary in the world, now with translations. All the words in all the languages pronounced by native speakers

foursquare

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web page...

TripAdvisor - Unbiased hotel reviews, photos and travel advice for hotels and vacations - Compare prices with just one click.

Twitter is without a doubt the best way to share and discover what is happening right now.

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the worl...