Where: Port Clinton Square, 600 Central Ave, Highland Park, IL 60035 Date: July 28, 2011 / July 29, 2011 / July 30, 2011 Time: 9:00am–5:00pm Next on: Thursday, July 28, 2011 Don't miss the 2011 Annual Sidewalk Sale! NEED IT? WANT IT? GOTTA HAVE IT? COME AND GET IT AT…