Why dozens of street lights on 2 major Calgary roads are turning blue (or purple)
The province says 70 street lights illuminating Stoney Trail and Deerfoot Trail are turning blue (or purple) due to a manufacturing defect — and it has no plans to replace them.
What's with the purple street lights at Bondi? : r/sydney
Gridlock in Calgary is nothing compared to other big cities: study
Why some street lights on I-93 — and around Boston — are bright purple
Why Street Lights Across America Are Turning Purple - The Autopian
Calgarians weigh in on proposed budget increase, shifting tax burden from businesses
Calgarians weigh in on proposed budget increase, shifting tax burden from businesses
Why the lights over a Grand River Transit hub in Kitchener are purple — and will be replaced
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Why Street Lights Across America Are Turning Purple - The Autopian
