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

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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...

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Animated illustrations show the innerworkings of a variety of Steam, Stirling, and Internal Combustion engines.

Citymaps is one of the world’s first global social maps, built from the ground up by a small team with a big idea: to create a personalized map of t...

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

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest qualit...

Good old Wikipedia, great new look