21. Ferrari World, Abu Dhabi, UAE
22. Ryugyong Hotel, Pyongyang, North Korea
23. Taipei 101 Observatory, Taipei City, Taiwan
24. Ostankino Broadcast Tower, Moscow, Russia
25. Nakagin Capsule Tower, Tokyo, Japan
26. Wedding Palace, Ashgabat, Turkmenistan
27. Pacific Design Center, Red Building, Hollywood, California, USA
Pelli Clarke Pelli Architects, Jon Viscott