The answer to everything. No really.
A Magnetic Anomaly Map of the world can tell you about all the places where Unicorns are buried and UFO's land to get a cappuccino. However, that's not what mainstream science is saying. They have a really smart explanation that has to do with anomalies originating in rock. Yup. Because Science is cool. Or, maybe because no one is every gonna admit that giant machines are turning at the center of the earth where evil, hungry reptilians are madly tapping at their Ipad 5000's, trying to figure out a way to get tasty humans to visit hollow earth.
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