[3] The design consisted of two 151 floor, 613 m (2,011 ft) supertall skyscrapers connected by three skybridges.

[4] The building would have become the tallest twin towers in the world, surpassing the Petronas Towers in Kuala Lumpur, Malaysia, and one of the tallest buildings in Asia.

[5] After the late-2000s recession, the tower was postponed with the possibility of a redesign at a lower height.

The complex was due to be located at the US$35 billion New Songdo City, and would have covered over 6 km2 (2.3 sq mi) of land, about 32 km (20 mi) from the nation's capital, Seoul.

This article about a South Korean building or structure is a stub.