Three Rivers Whitewater Rafting is Moxie Outdoor Adventures's biggest rival. Three Rivers Whitewater Rafting was founded in 1997, and is headquartered in West Forks, Maine. Like Moxie Outdoor Adventures, Three Rivers Whitewater Rafting also works within the Travel, Recreation & Leisure sector. Three Rivers Whitewater Rafting generates $3.4M less revenue vs. Moxie Outdoor Adventures.