Ullim FallsUllim Falls is a waterfall located outside of Wŏnsan, North Korea.HistoryAccording to the Korean Friendship Association, the Ullim Falls were developed by Kim Jong-il in 1999, with a resort completed in 2001. It has been marked by the North Korean government as a tourist destination.CommemorationThe falls featured on two Postage stamps and postal history of [North Korea|North Korean stamps]: in the 2005 "Landscapes" series, and the 2017 "Autumn Landscapes" series.