Back about 120 or so years ago, in Berlin, Germany, you might have encountered a strange sight: a man named Wilhelm Von Osten asking math questions of a horse named Clever Hans. Was the horse actually solving the problems, or was something else at work? Plus: Today in 1989, the town of Avesta, Sweden created the world’s largest Dala horse.
Clever Hans: The Horse Who Could Do Math (Amusing Planet)
World's Largest Dalecarlian Horse (Bookofjoe)