A cruise on a luxurious boat is the theme that is truly original for the slot machine River Queen, or Queen of the river, game produced by Novomatic and composed of the classic 5-reel 4 symbols, which allow up to 50 bet lines to be activated. The coin value can be up to €4, for a maximum bet of 200€. Novomatic is definitely one of the most reputable manufacturers in the industry and is responsible for successful games such as Book of Ra Deluxe and Deluxe Columbus. As regards to River Queen, we are talking of course of a game set in the past and in this boat where, thanks to the various casino games and the company of beautiful women, the trip will certainly be enjoyable. Just one of these women is the Wild symbol of the game, useful for winning combinations as it acts as a substitute symbol and can also occupy more positions of the same roller by being stacked. The other special symbol of the slot machine River Queen is the Scatter symbol, depicted from the boat itself. This symbol is useful however to get winning combinations regardless of the bet lines activated, as well as to activate the Free Spins feature, for which it will take a minimum of three Scatter symbols. During this mode, with no less than 10 free spins, there will be a Wild symbol Mobile, or a boat that will sail on the screen, occupying several positions and rewarding the player with sure wins. The feature that distinguishes all Novomatic slots and consequently also found on River Queen, is the "risk" button at the end of each winning game that allows to double the payout obtained progressively for a maximum of 4 times.