Eons ago, these mysterious crystalline posts were constructed on Mars by ancient Atlanteans, along with other star beings.
In ancient times Mars had many inhabitants and visitors - both human and alien - and these structures served to protect the planet from the ongoing intergalactic wars.
These crystalline posts were stationed all over the planet, each emitting a unique tone; though faint, the tones collectively served to create a thick energetic shield around the planet, which would scramble the data of any approaching hostile spaceship.
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