Question: Where does the motorsport usually presented which is hosted by Union County Speedway?
Related documents: [0]  [DOC] Union County Speedway is a dirt racetrack in Liberty, Indiana, United States. It features races with cars such as, late models, Modifieds, Sidestroke, Bombers, Road Hogs, and Street Stocks. UCS is also host to dirtbike, quad, Mini-Sprint, and Demolition Derbies. [END] 
[1]  [DOC] Demolition derby is a motorsport usually presented at county fairs and festivals. While rules vary from event to event, the typical demolition derby event consists of five or more drivers competing by deliberately ramming their vehicles into one another. The last driver whose vehicle is still operational is awarded the victory. Demolition derbies originated in the United States and quickly spread to other Western nations. For example, Australia's first demolition derby took place in January 1963. [END] 
Answer: 
county fairs and festivals
county fairs and festivals