I would sooner do my own vasectomy than watch a parade. I will never understand the attraction.
I'm not sure that was the longest parade I've ever seen. The parade for Jesse James Days, on the centennial of his 1876 attempt to rob Northfield MN, took 3 hours to pass through downtown Northfield. Pretty impressive for a less than 10 block downtown; I still don't know where they queued them. It even included Miss America (who happened to be a student at the *other* college in town.