Silos and Smokestacks Signs – What do they Mean?

Have you ever seen the Silos and Smokestack signs along the interstate while driving? This sign (see picture) is on northbound I-35 in West Des Moines, approaching I-80 and I-235. I drive by it all the time and always wonder what it means. Are we talking nuclear silos, or corn silos? The name leaves aContinue reading “Silos and Smokestacks Signs – What do they Mean?”

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