<http://schema.org/alternativeHeadline>
"As buildings around the world continue to get bigger, broader and, ultimately, harder to miss, South Korea is busy conceiving of a tower that can disappear."^^<http://www.w3.org/2001/XMLSchema#string>
<http://qz.com/124658/how-to-make-a-1476-foot-tall-tower-disappear/>