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

subtitles for series and films in 50 languages

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Nature - the world

International führender Wissenschaftsverlag - Wissenschaft, Technik, Medizin, Architektur, Wirtschaft und Verkehr - Zeitschriften, Bücher und EContent.

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 friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

A non-profit organization, run by and for mathematicians, which is dedicated to publishing journals and books at the lowest possible cost and distributing them to the mathematical sciences community as freely as possible.

Game of Thrones Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge!

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