This year, the Medieval Fair of Norman celebrated its 50th iteration. What began as a small event of the University of Oklahoma's Norman campus has carved a niche into the city's life over the past five decades. Now located at Reaves Park south of the campus, it features a blend of education, entertainment, and commerce, with scores of vendors present for the event. How Curious host Rachel Hopkin visits the Fair to find out what goes on there and what makes it so popular.