A blind American man taught himself to navigate using echolocation. His hobbies include hiking and mountain-biking, and he has now trained over 500 students in his ‘tongue-click’ technique.
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The world's longest traffic jam took place in Beijing, China. It was over 60 miles long and lasted 11 days.
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In 2013, AOL declared that they still made over $500 million a year through dial-up internet subscriptions.
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