Callery Pear Tree

Historical marker location:

1125 S Illinois St, Belleville, Illinois

( Memorial is at the intersection of State Highway 15 and South Illinois Street (State Highway 159), on the right when traveling west on State Highway 15.)

Marker installed: 2018

The Chicago River was famously dyed green for the first time in 1962 to celebrate St. Patrick's Day. The tradition has continued every year since then, and now the river is dyed green for the holiday using an eco-friendly vegetable dye.