Into the chaos, the fumbling in the dark, an order is imposed as people form circles around performers, a troupe of acrobats, jugglers and escape artists, a comedian, a group of musicians, a story-teller... this is trial by public jury: if the performance falls flat, the tricks fail to amuse or the stories to amaze, the crowds move on.

BBC: Djemaa el Fna, the beating heart of Marrakesh