Purebred dogs, such as these Airedale Terriers, may participates in conformation dog shows with its owner or handler. Dog shows (and the related sport of Junior Handling for children and young people) are a popular activity; a single show, the 2006 Crufts dog show alone had 143,000 spectators, with 24,640 purebred dogs entered, representing 178 different breeds from 35 different countries.