Home Tech These Concrete Relics in Arizona Helped Satellites Spy on the Soviets

These Concrete Relics in Arizona Helped Satellites Spy on the Soviets

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These Concrete Relics in Arizona Helped Satellites Spy on the Soviets

They were once part of a top secret spy operation. Today they lie in ruin. The post These Concrete Relics in Arizona Helped Satellites Spy on the Soviets appeared first on WIRED.