The State Bridge to Two Bridges river run on the Colorado River is a Class III-IV rapids experience that showcases some of Colorado's most incredible scenery. With its challenging rapids, including the infamous "Yarmony Rapid," this river run is suitable for intermediate to advanced paddlers. The best time of year to float this section of water is from May to September, with recommended CFS levels ranging from 1,000 to 2,000. Paddlers should be aware of several river obstacles, including tight turns and large boulders, which require careful navigation. Overall, this river run provides a thrilling whitewater experience for those looking to tackle some of Colorado's most challenging rapids.