1. Empire State Building - stainless steel facade
2. Guggenheim Museum Bilbao - titanium-clad facade
3. Petronas Towers - stainless steel and glass facade
4. Burj Khalifa - stainless steel and glass facade
5. Willis Tower - aluminum-clad facade
6. Walt Disney Concert Hall - stainless steel facade
7. Hearst Tower - stainless steel and glass facade
8. One World Trade Center - stainless steel and glass facade.
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