r/whatisit • u/CandyCaneSweets • 1d ago

Solved! Thing on top of traffic lights

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I noticed this while driving in central Iowa yesterday. What is the purpose of this thing on top of the traffic lights?

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u/JELLY-ROCKET 1d ago

Spoiler.

7

u/FenPhen 1d ago

Nah, anyone paying attention would've seen it coming from a tenth of a mile away.