Millennium Art Fest 5/30 thru 6/1- at Prudential Plaza, facing the AON Bldg. off Randolf St. Chicago, Il Cost: FREE
This is a small but nice Art Fest. The artist and their work vary and yes, there is a food area. Easy to reach from bus, or El station.
Q-Tips say: A great way to spend a few hours in the beautiful weather and best of all it is FREE.