Players have the opportunity to spin for one of the four progressive jackpots on this wheel, which makes every session more thrilling and exciting. Over the years, many players have won enormofree slots with bonus and free spinsus sums of money, making Mega Moolah a popular choice for anyone looking for the excitement of winning a large jackpot. Created by NetEnt and released in 2010, Gonzo's Quest is another notable game in the winning slots category. This slot machine with an adventure theme allows players to travel with Spanish explorer Gonzalo Pizarro as he looks for El Dorado, the lost city of gold.