This activity is inspired by actual events and takes place out in the open in the historical setting of the upper town zagreb which used to be a small medieval town before the game begins the tour guide in a costume presents the local history of witch hunts and trials to the participants and splits them into teams they receive the book of riddles the winner is the first team to solve all the riddles it lasts between 1 5 and 2 hrs symbolic prize is included in the price