Most cities and urban areas in both Koreas host New Year's Eve gatherings. In South Korea, two of the biggest celebrations take place in Seoul: the ringing of Bosingak bell 33 times at midnight and fireworks display at Myeong-dong, and an LED laser light show and fireworks display at the Lotte World Tower in Songpa-gu. In Pyongyang, North Korea, the chimes of the clock at the Grand People's Study House and the national fireworks display along Kim Il-sung Square, Juche Tower and the surrounding areas signal the start of the New Year. The celebration in Pyongyang, however, also marks the beginning of the North Korean calendar or the Juche Year, which is based on 15 April 1912, Kim Il-sung's date of birth, the celebrations are more recent in origin with the fireworks displays dating from 2013.