Perth Festival, named Perth International Arts Festival (PIAF) between 2000 and 2017, and sometimes referred to as the Festival of Perth, is Australia's longest-running cultural festival, held annually in Western Australia. The program features contemporary and classical music, dance, theatre, performance, literature and ideas, visual arts, large-scale public works. The main events of the festival take place every year from February to March and the now known as Lotterywest Films runs from November to April, as part of the Perth Festival.