After six years of construction, the 555-meter-tall (1,820 ft) Lotte World Tower opened in April, setting world records and redefining the Seoul skyline.
원문출처 : http://www.cnn.com/2017/04/19/architecture/lotte-world-tower-fastest-double-elevator/index.html
원문출처 : http://www.cnn.com/2017/04/19/architecture/lotte-world-tower-fastest-double-elevator/index.html