Eight months later, they toasted the franchise’s 18th championship in what has become the signature Boston celebration, joined Friday by a huge crowd for a duck boat parade to mark the 13th ...

Boston Celtics head coach Joe Mazzulla, center, celebrates with the team as he holds up the Larry O'Brien Championship Trophy after they won the NBA basketball championship with a Game 5 victory ...

Boston was a sea of green Friday morning as fans from all over crowded along the parade route to see the Boston Celtics pass by in the traditional duck boats .

Riley Walters of Hudson, N.H. cheered during the duck boat parade to celebrate the 18th Boston Celtics NBA championship. Jessica Rinaldi/Globe Staff ...

Music played in the crowd as the ducks passed through. Friday’s procession was Boston’s 13th duck boat parade since the Patriots first boarded the ducks in 2002 after their first Super Bowl win.

Elijah Colin, 8, found a place at Boston Common for a duck boat parade to celebrate the 18th Boston Celtics NBA championship on Friday, June 21, 2024. – Craig F. Walker/Globe Staff ...

Next weekend, teams of 10 will compete to see who can pull a 21,000-pound duck boat across the Boston Common the fastest. If they want to win, they’d better not wing it. Boston is hosting the ...

Boston Celtics’ Derrick White, right, celebrates the team’s NBA basketball championship during a duck boat parade Friday, June 21, 2024, in Boston. (AP Photo/Michael Dwyer) ...