  In this Nov. 26, 2012, photo provided by the Empire State Building, the top floors of New York&acirc;��s Empire State Building are lit in blue and white light after being switched on by R&amp;B star Alicia Keys. The landmark boasts a new LED lighting system with a palette of more than 16 million colors in limitless combinations, including ripples, sparkles, chasers, sweeps, strobes and bursts. The old lights came in only 10 colors. (AP Photo/Empire State Building, Bryan Smith)  