There are also many other quality food options in Florence for those looking for something different. Yes, Three Rivers Casino Resort does have a restaurant where you can sit down to eat or take food to go. Are there food options at Three Rivers Casino Resort?.Three Rivers Casino Resort is $111 cheaper than the city average at just $133/night. In Florence, 3 star hotels have average nightly rates of $244. How does Three Rivers Casino Resort compare to other 3 star hotels in Florence?.