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The Facebook challenge "Ice Bucket"

The former baseball player Pete Frates, who played in Boston College, made a unique challenge to inform the people around the clobe about his illness ALS (Amyotrophic lateral sclerosis). Over 2.5 million videos with #icebucketchallenge are shared on Facebook. More that 30 million people have posted, commented or liked an Ice Bucket Challenge post. Here is a map where you can see how everithing starts from Boston.
Copyright Facebook Newsroom
The most of the participants are from USA, following by Australia, New Zealand, Canada, Mexico, Brazil and Germany.
The most viewed videos are from public videos like Mark Zuckerberg and Bill Gates.

Here are some other popular videos: