Spirit Mountain Casino is a Native American casino located in Grand Ronde, Oregon, United States on Oregon Route 18. It is operated by the Confederated Tribes of the Grand Ronde Community of Oregon, and was created to "enhance economic self-sufficiency opportunities for the Confederated Tribes of Grand Ronde, its members and surrounding communities; to promote economic diversification by the Tribes: to support a variety of housing, educational and cultural programs under the direction of Tribal Council". It is the state's busiest tourist attraction, drawing three million visitors a year. read more