The Lower North Fork River Run in Colorado is a scenic and exciting stretch of river that offers Class II-III rapids. The run is about 7 miles long and features several fun obstacles such as Widowmaker, Cougar, and Dragon's Tongue. The best time to float this section of water is during the spring and early summer months when the water levels are high and the rapids are more challenging. The recommended flow for this river run is between 400 and 800 cfs. Overall, the Lower North Fork River Run is a great option for intermediate-level rafters looking for a fun and thrilling adventure in Colorado.