Evergreen

Evergreen was a town close to South Park.It's inhabitans were driven mad by overpopulation of homeless people.They finally decided to send their problem to South Park in episode Night of the Living Homeless comercializing South Park as an ideal place for homeless people.The entire city looks like it was devastated in a riot and the only remaining citizens are completely mad.Most of the population fled the town or were killed by other insane citizens.