The days are getting shorter, which means chlorophyll production in trees is slowing. This lets the true colors of leaves come through. During the next few weeks, Fall colors will be everywhere. Whether you want to see the local showing or plan to take a leaf peeping trip, it helps to have an idea of when the best time to catch colors at their peak will be. This interactive Fall Foliage map from Smokymountains.com might help. You can view the predicted September through November progression of colors throughout the country.