You might not realize it but your iPhone has been recording exactly where you’ve been and how long you spent there.

To access Frequent Locations, open your iPhone’s “Settings” menu, select “Privacy”, then “Location Services”, then scroll all the way down to “System Services”

In System Services scroll all the way down to the bottom, press “Frequent Locations” and look at the “History” section. Click on one of the area names to see where you’ve been.

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http://www.buzzfeed.com/jimwaterson/your-iphone-knows-exactl...