Southeast of Steamboat Springs, the Dumont Lake / Round Lake is a good mountain bike route. Take U.S. Highway 40, 22 miles southeast to FDR #315 (Dumont Lake). Turn left onto Road #315 and northeast for 1.5 miles to the Rabbit Ears Pass Rock monument and park. Begin the trail by heading north on FDR #311 (at mile 0.2, road #291 takes off to the north heading toward Rabbit Peaks). Take #311, a 4WD road 4.5 miles and connect with trail #1102 on the right. Road #311 dead-ends at Fishhook Follow trail # 1102 past Fishhook Lake. Continue north past Lost Lake and Lake Elmo before gelling to Round Lake at mile 8.7.
Overall, Dumont Lake / Round Lake is the 52nd most popular mountain bike trail of all 175 mountain biking rides in Colorado.