On March 31, 1974, he opened a small casino called Bob Stupak's World Famous Million-Dollar Historic Gambling Museum and Casino. Stupak said, "The name was about 10 feet longer than the casino." The casino featured 15 slot machines, including a quarter slot that offered a $250,000 jackpot and a nickel slot that advertised a $50,000 payout. The casino also featured various memorabilia, including antique slot machines, a gambling chip collection, and photographs of former gambling figures such as Bugsy Siegel. The casino's floors and walls were papered with $1 bills that were covered by plastic. The casino also featured a $100,000 bill.