Operation Iraqi Freedom

Historical marker location:

409 N Masterson St, Virden, Illinois

( Memorial is on North Masterson Street west of North Dye Street, on the right when traveling west.)

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.