By A Mystery Man Writer
Trump International Hotel and Tower (New York City) - Wikipedia
Sustainable Spiral Skyscrapers Skyscraper, Skyscraper architecture, Architecture
Marina 101 - Wikipedia, PDF
File:TrumpTowerChicago 06 03 07.jpg - Wikipedia
File:Trump Hotel Chicago 2007-08-25.jpg - Wikipedia
File:Trump Tower Chicago 060409-1.jpg - Wikimedia Commons
5-Star Chicago Hotel, Luxury Downtown Hotel
Marina 101 - Wikipedia, PDF
Trump Tower Chicago's Retail Space Losing Value, Mostly Empty: Report