The largest balloon to ever appear in a day parade is Dora, the Explorer. The Dora balloon was 60 feet tall and 45 feet wide. First appearing in 2009, it has been a regular participant in the parade until it was retired in 2013.
The balloon is filled with helium and weighs about 1,500 pounds. It takes a team of 15 people to inflate and operate the balloon
The Dora balloon is one of the most popular balloons in the parade, and it is always a crowd pleaser.