Welcome the Fall Colors 2017 webpage! This autumn, experience the natural beauty of America’s Backyard. This year, we spotlight America’s National Grasslands in fall. There are 20 National Grasslands and l National Tallgrass Prairie among the 193 million acres of National Forests and Grasslands. Explore and enjoy as we take you on a journey through some of our nation’s most treasured landscapes in their brightest splendor at this very special time of year.