With several spaces that range from bar to private hire room, Rainbow Casino is a versatile venue. Primarily a casino, the venue is found at Bristol Harbourside and includes a restaurant, downstairs bar and playing floor.

As well as teaching you how to play games such as Blackjack and Roulette, the venue has a separate Millennium Bar, on Millennium Square, which is open Wednesday - Saturday, serving cocktails, gins and craft beers. The rest of the venue is open 24/7 and includes a late-night restaurant that serves easy pub grub such as hearty burgers and fish and chips. Sports matches are also regularly screened in the bar.