"You haven't seen Nebraska scenery if you haven't been on the Cowboy Trail," writes the Omaha World-Herald.
"You haven't seen Nebraska scenery if you haven't been on the Cowboy Trail," writes the Omaha World-Herald. Nearly 200 miles have been developed for bike use; when the entire 321 miles is complete, it will be the world's longest rails-to-trails route. Start (or end) your ride in Valentine for a chance to cross an old 148-foot high railroad bridge over the Niobrara River.