Horrible Histories: Mediaeval Mayhem Weekends until the 18th July and then every day until 6th September Horrible Histories® returns with a raucous, medley of Mediaeval Mayhem. Kids of all ages can experience the gruesome sights, sounds and smells of mediaeval England, discovering the foulest and funniest bits of history along the way! The fun never stops and imagination knows no bounds – meet a crowd of weird and wonderful characters plagued by poverty and pestilence.