Even though the Empire State Building is no longer the tallest building in the world, it is still one of the most recognizable ones. The building's official site offers a wide range of information, from the history of the construction to stories from visitors. A proud claim of the modern Empire State Building is the sustainablility retrofit recently completed which will cut the building's energy use by almost 40%. Click the Sustainability button to learn how this was done. Also, don't miss the Tourism section where you can learn about Tower Lights and even design your own lighting pattern for an e-postcard.
courtesy of netTrekker
