How Big Is the Tallest Mountain That Could Ever Exist on Earth?

We've got some pretty tall mountains here on Earth. Granted, even the best of 'em don't hold a candle to what's waiting on Mars, but they're still impressive. Just look at the views Google got with its Street Mountain View shots. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/_4YOyCKIxcQ/how-big-is-the-tallest-mountain-that-could-ever-exist-on-earth

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