Patron Saint is known as?
Saint Patrick
Or what?
main religious figure
How is this celebrated in United States?
parades, parties, and other festivities
How many people attend the events in New York?
hundreds of thousands
How many spectators attended last year?
almost 2 million spectators
How many participants?
150,000
The parade was first held when?
1776
Organizers in Chicago dump how much fluorescence?
40 pounds
What is this chemical?
a powerful dye
Bostons parade lasts how many hours
three  or more