The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German,...

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

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...

foursquare

Jornada de Nate Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge!

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...

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

Prezi is the zooming presentation editor

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LibraryThing catalogs your books online, easily, quickly and for free.