There are 17 boats registered to participate in the Cardboard Boat Races Saturday, June 22.

Boat check-in is at 8 a.m. and the first launch is at 9 a.m. Spectators are welcome at the Hannibal Aquatic Center.

Participants in this year’s Cardboard Boat Races will also have the chance to be in the Bicentennial parade, which begins at 11 a.m. on Broadway.

Special Bicentennial trophies will be awarded to winners in the following categories: Fastest Boat; Titanic Award; Best Decorated.