CITY OF GOLD™ MAYAN: Uncover the mysterious treasures of the ancient world. Featuring expanding reels that can double in height, greatly increasing the ways to win. In the feature, select to play high-volatility free games or play a lower-volatility driving game collecting credits along the way to the big bonus. When special overlay symbols spell out “MAYAN”, win a credit prize or trigger the jackpot reel for a shot at multiple jackpots.