Exhibitions of live human curiosities had appeared in travelling fairs, circuses and taverns in England since the 1600s. These included so-called giants, dwarves, fat people, the very thin, conjoined twins and even people from exotic climes. Freak shows were a particularly popular form of entertainment during the Victorian period, when people from all classes flocked to gawp at these unusual examples of human life.
https://www.bl.uk/learning/cult/bodies/freak/freakshow.html
