Green Week through the eyes of avinshutterbug 💚🍀 💡Once it’s dyed, the river will stay green for around 24 to 48 hours. The Chicago Plumbers Union has been coloring the river since 1962, when Chicago Plumbers Union business manager Stephen Bailey originally had the world-famous idea. 🏷️Tag someone whose favorite color is green! 🎥 avinshutterbug 📍Chicago River #chicagoriver #greenweek #chicagostpatricksday #chicagogreenriver #chicagoexplore