Happy Birthday to the National Park Service!

From the U.S. Department of the Interior:

Happy 99th birthday to National Park Service -- America’s best idea! On this day in 1916, the National Park Service was created to care for the country’s special places. Pictured here is Lower Falls at Yellowstone National Park, our first national park. Photo by Kallem Phillips (www.sharetheexperience.org). — at Yellowstone National Park.