Exactly how massive are 50-foot waves at Mavericks?

HALF MOON BAY, Calif. (KGO) -- Experts say that some of the biggest waves at Mavericks on Monday were as massive as 50 feet tall. Just how big is that?

VIDEO: 100 scary seconds: What it's like to wipe out on a 50 foot wave at Mavericks in Half Moon Bay

Here's a look at how the swells measure up to everyday objects.

VIDEO: Brave surfers take on massive waves at Mavericks in Half Moon Bay
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The Mavericks surfing competition may not even take place until next month, but these brave surfers took advantage of waves that grew up to 50 feet high.





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