Are you ready for the big one? On Thursday, Google employees among others took part in the world's largest earthquake drill - the Great California Shakeout.
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During the self-led drill, elementary school students are encouraged to practice how to "drop, cover, and hold on."
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Google hosted the drill at their headquarters in Mountain View.
Click here for more information on this annual earthquake preparedness drill.
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Great California ShakeOut drill takes place today
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