Believe it or not, one of the greenest hotels in the U.S. is here in the Carolinas ...Greensboro, N.C. Proximity Hotel is one of the North America's most talked about luxury eco-friendly hotels. Proximity uses 41% less energy and water without compromising comfort. The modern chic architectural details are very dramatic with extra large windows that invite in natural light and give guests a glimpse of the natural gardens surrounding the building. This hotel also features an regenerative elevator that captures energy and feeds it back into the building's electric grid. So, if you find yourself in Greensboro, Proximity Hotel would be well worth checking out. Tours can also be arranged at http://www.proximityhotel.com/