TIL that Chicago skyscrapers have to keep their lights off at

Chicago Lights and Architectural Design – Language of Lighting

Alight at night: Why office buildings keep their lights on at night - The Australian Museum Blog

Philadelphia Skyscrapers Turn Lights Off to Save Migrating Birds, Smart News

PIXONIC FIX YOUR F%#$ING GAME!!! : r/walkingwarrobots

Nearly 20 year old Nicks Boots : r/Wellworn

New York's plan to save birds from crashing into buildings: lights out, New York

Wholesome Reddit : r/wholesomememes

Palmolive Building

Iconic PECO building in Philly turning off crown lights until fall

Franklin Center (Chicago) - Wikipedia

First-Time Visitor's Guide to Chicago in the Summer - Brown Eyed Flower Child

Brighter Together: Chicago skyline goes dark in honor of national COVID-19 memorial service - ABC7 Chicago

James Davis and Ronald Sullivan, 5 and 8, just two hitch-hikers on the Chicago L, 1952. : r/OldSchoolCool