Detroit is the largest city in the US fully lit by LED streetlights with over 65,000 installed since 2014. Its easily recognizable from space: https://twitter

Detroit is the largest city in the US fully lit by LED streetlights with over 65,000 installed since 2014. Its easily recognizable from space: https://twitter.com/astro_kimbrough/status/821361989230456832 https://twitter.com/astro_kimbrough/status/82136198923045683...