Dvorak Expeditions is a family owned and operated river outfitting business. We are Colorado's 1st Licensed Outfitter Est. 1969. We offer 8 different rivers with expeditions on some of the most popular whitewater and float fishing rivers in the USA. Rafting, Float / Wade-walk Fly Fishing, Kayaking, Standup Paddleboards, Multi-sport combinations, Instructional courses: Certified river rescue, professional guide training, rafting, kayaking and more.