This year it runs from Nov. 2-4, 2012. The World Championships of Punkin' Chunkin in Bridgeville, Del., brings together some of the most determined, ingenious, and crazy hobbyists, who arrive with various contraptions engineered to launch pumpkins thousands of feet.
The competition started in 1986, and last year drew more than
200,000 people. The winning "chunk" in the Adult Air category flew
If you can't get there in person, they always have the finals on TV
and it is fun and very entertaining.