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Komando picks

What’s the tallest thing we can possibly build?

I’m sure you’ve heard of some of the tallest structures in the world. From The Freedom Tower to the Berj Khalifa, some of these buildings reach truly astounding heights. But is there a limit on how tall a building can be? Have we already reached it? What would it take to go higher?

Watch next video What would a journey to the earth’s core be like?

Stop robocalls for good with Kim’s new eBook

Robocalls interrupt us constantly and scam Americans out of millions of dollars every year. Learn Kim's best tricks for stopping annoying robocalls in this handy guide.

Get the eBook