301 S Columbus Dr
Clarence F. Buckingham Memorial Fountain, one of the largest in the world, runs from 8 a.m. to 11:00 p.m. daily, typically from April to mid-October, depending on weather. Times are subject to change when large events take place in or around Grant Park.
While in operation, every hour on the hour for 20 minutes the Fountain produces a major water display and the center jet shoots 150 feet into the air. The initial major display begins at 9:00 a.m. and thereafter, is every hour on the hour. Beginning at dusk, every hour on the hour for 20 minutes the Fountain's major water display is accompanied by a major light and music display. The final display of the evening begins at 10:35 p.m.