Join us in 2009 and run in the Half, 12K or 5K Run/Walk in one of the most beautiful settings in the country. The US Half Marathon, Sun Valley Ketchum loops from Sun Valley Village through Elkhorn, Ketchum, and Sun Valley. Enjoy brilliant views of Baldy as you pass alongside the Big Wood River and Trail Creek on the scenic Wood River and Sun Valley Trails. We will also be featuring the BCT Kids MaraFUN for ages 4-9!