1989 Press Photo Crowds at Summerfest sit on rocks along Lake Michigan shore.

Wisconsin: In an effort to maintain their cool as temperatures reached into the 90's on Thursday, patrons at Summerfest sat on the rocks along Lake Michigan's shoreline. Over the weekend high temperatures are expected to be in the 80s but it will be cool

Photo is dated 1989.

Photo measures 9.75 x 6.5 inches.

Photo back: