text:  The Limestone Capital Half Marathon. Did you know the Limestone Capital Half Marathon isn't just, well, a marathon? The One Mile Family Fun Walk course is perfect for everyone at any fitness or age level. It's a great time just to get out and enjoy the company of family and friends while taking one step at a time toward a healthy lifestyle. Online registration and course maps are available at runsignup.com. Click on Find a Race and search Limestone. Runners, take your mark.