Play Book of Ra slot game without real deposits and enjoy the demo version online. It is the of Ra slot. This game can be played at 9 pay lines with 5 reels. Set the sail and leave for high sea expedition with free Captain's Treasure online slot. This is the slot game from Playtech powered with 5 reels. Respecting the tradition of games with 9 lines and bonus feature, Novomatic hit the market with this Book of Ra slot game. Even after so many years of the.