In 1991, Caesars Palace celebrated their 25th anniversary. To commemorate the milestone, they came up with the novel idea to produce a limited edition $25 casino chip. Their hope was that patrons might decide to keep the $25 chip as a souvenir upon visiting the property. Since the chip would cost Caesars less than a dollar to design and produce, this venture might even turn a profit. They decided to produce 50,000 chips -- all in the $25 denomination ...