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Worldometers - real time world statistics. Includes population, food, environment, media, health

Sweet Search - a daily curation of news, history, science, word of the day, Photo of the day and Question of the day.

National Library of Australia - Access more than 160,000 collection items including pictures, maps, books, journals, printed music, manuscripts and oral histories.

Wolfram Alpha - Answer questions, do math, instantly get facts, create plots, calculators, unit conversions, scientific data and statistics, help with homework—and much more.

The World Digital Library (WDL) makes available on the Internet, free of charge and in multilingual format, significant primary materials from countries and cultures around the world.