Lotte World Tower
Lotte World Tower (Korean: 롯데월드타워; RR: lotdewoldeutawo) is a 123-story, 555 metres (1,821 ft) supertall skyscraper, located in Sincheon-dong, Songpa District, Seoul, South Korea. It is the sixth-tallest building in the world, the tallest in OECD countries and in South Korea, and also the first in South Korea to be over 100 stories tall.