Dye is poured from the back of a motor boat which helps mix the dye in the river water.
Every year
The river.
Chicago
It's actually blue dye that turns the Chicago River green.
Forty gallons of green vegetable dye are used to color the Chicago river for the St. Patrick's day celebration.
They dye the Chicago River green on St. Patrick's Day in Chicago.
About 30... For more information go to /http:/wikipedia.com/ChicagoRiver
Jermaine Dye of the Chicago White Sox is #23.
The Chicago River.
chicago river
Chicago River
The Chicago River is about 10 miles and flows through Chicago.