Keywords: washington dc district columbia construction crane night build building urban city skyline blue red laser lights construct The glowing blue of lights left on at an inactive construction site in Washington, DC contrasts with the dim red hue of the city at night. Dedicated to the public domain with a CC0 license. The glowing blue of lights left on at an inactive construction site in Washington, DC contrasts with the dim red hue of the city at night. Dedicated to the public domain with a CC0 license. |