What Are Those Black Circles with White Dots on Highway 81?

  • What Are Those Black Circles with White Dots on Highway 81?
    What Are Those Black Circles with White Dots on Highway 81?
    About every mile or so along highway 81, you may have noticed these black circles with white dots in them. No, they are not space laser bull’s-eyes, satellite imaging, alien space craft landing zones or urban crop circles. They are dots being used for new aerial surveying by the Nebraska Department of Roads. A surveying team flies over the area, using the dots as a guide t...

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