Masques of San Marco is a different online slot machine that can be played out inside a 6 x 5 and its pay lines are divided in half. Each section will be comprised of 20 pay line and 40 in total. Developed by IGT, the popular slot comes with some interesting features like free spins and collapsing reels that will help you get close to your target.
Once you form a winning combination, the symbols involving it will disappear and will create vacant space for more symbols to fill their places. The new symbols can also form winning combinations and that game is called collapsing reels. Three of the bonus symbols on the screen will trigger the free spins round, where you will be awarded 6 free spins. During the feature, the central divider will be removed and another 20 pay-lines will be added that will allow you to win more free spins in this online casino slot.