Rank #41
Beijing CCTV Headquarters
skyscraper
OMA / Rem Koolhaas's 2012 looped skyscraper — overhanging trapezoidal continuous loop.
From Wikipedia
The CCTV Headquarters is a 51-floor skyscraper consisting of two conjoined towers that sits on the East Third Ring Road, Guanghua Road in the Beijing Central Business District (CBD). It serves as the headquarters for China Central Television (CCTV) and is the world's 10th largest office building. Rem Koolhaas and Ole Scheeren of OMA were the architects in charge for the building, while Cecil Balmond at Arup provided the complex engineering design.