When the 2013 government shutdown threatened the closing down of a national program giving medical attention and meals to children, John D. Arnold donated $10 million of his own money to keep it afloat.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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India's richest person, Mukesh Ambani, built a $1 billion home. It has 27 habitable floors, including six parking floors with a capacity to hold up to 168 cars. 600 staff maintain the home.
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There is a superhero supply store in Brooklyn with a cape fitting room that has a wind tunnel. They also sell oxygen gum, bottled chaos and have an invisibility testing center.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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The Simpsons are responsible for popularizing the word 'meh'.
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Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
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