CLARKSVILLE, Tenn. – The Du The Dream Duathlon was the challenge, Sunday, April 3, as over 100 people took to the roads of Clarksville-Montgomery County in a fundraising event for Camp Rainbow. The youngest participant was 11 and the oldest was 73 as each person ran a 2.55K, biked a 24K and then ran another 2.55K. All proceeds from the Du The Dream Duathlon at Beachaven Winery goes to Camp Rainbow to help seriously ill children.