March 17 is St. Patrick's Day, a day to celebrate the patron saint of Ireland. St. Patrick's Day is celebrated wherever Irish people live, including in the United States. Even people who are not Irish can enjoy the day. It is a day for parades, parties, and having fun. St. Patrick's day is a day to put on something green and join in the fun! — Each title in the Finding Out About Holidays series explores the history of different holidays and describes how they are observed in the United States. — Each book is in chapter format, with simple sentences for ease of reading and color photographs throughout.