Owl Creek Flies is your full-service guide to Fly Fishing the Bighorn River in Thermopolis, Wyoming! With an average of 2,400 fish per mile… rainbow, cutthroat and brown trout eagerly await to inhale your dry fly. Specializing in full day float trips with lunches, flies, terminal tackle and shuttles included. We can accommodate multi-boat groups, scenic floats, and half-day fishing trips. We operate May – Nov. Soak in the World's Largest Hot Springs after a great day of fishing! First Aid/CPR Certified & Insured. Book Today!