http://worldyouthday.com/about-wyd/wyd-history http://worldyouthday.com/about-wyd/wyd-history tradition http://worldyouthday.com/about-wyd/wyd-history http://worldyouthday.com/about-wyd/wyd-history tradition Pope John Paul II in 1984 http://worldyouthday.com/about-wyd/wyd-history