Where is the Disney float performed?

In front of the fairy tale castle in the middle of Disneyland.

According to the inquiry of Disney's official website, Disney floats parade in front of the fairy tale castle in the middle of Disneyland. The float parade began at the end of the street in a small American town and bypassed the wall of Disneyland. Finally, before arriving at Fairy Tale Castle, it interacted with Disney classic cartoon characters such as Mickey and Minnie, and showed various classic Disney animated images to tourists.

Disneyland refers to the general name of theme parks owned by Disney Company. The world's first Disneyland opened in July, 1955, which was founded by Walter Disney, the founder of Disney Company.