The River Rock Entertainment Authority, operator of the River Rock Casino in California, US, is to build a completely new destination property on its Rancheria in the Alexander Valley in Sonoma County.
The new, US$300m (219.7m euro, £148.7m) resort has been designed to replace the existing River Rock Casino, which will remain open during the construction period.
The resort will include a spa, 260 guest rooms, luxury suites, a casino, a swimming pool and restaurants.