The Shoshone Power Plant to Grizzly Creek section of the Colorado River is a popular river run in Colorado. This class III-IV section includes exciting rapids like Tombstone, Maneater, and Pinball. The best time to float this section is from May to September with recommended flows between 1,500 and 5,000 cfs. The river can be challenging for inexperienced paddlers with obstacles like waves, holes, and rocks. It is recommended to have a guide or experience before attempting this section. Overall, it is a thrilling run with stunning scenery and wildlife sightings.