5. Sun City

You can always try your luck at the slots or any of the 40 different table games at this casino because it's open until at least 2 a.m. on weeknights and all day on the weekends. Make sure to allot time for the resort's additional amenities.

4. Ocean Casino Resort

People have been drawn to Atlantic City for years because of its closeness to New York City and the allure of the beach boardwalk, and the Ocean Resort Casino will keep them coming. The 2,000 slot machines, 125 table games, and sizable sports book are a hit with gamblers.

3. Atlantis, Bahamas' Paradise Island

You don't have to travel far off the Florida coast to find paradise if you're looking for it (and aren't we all?). Atlantis is best.

2. The Casino in Campione, Italy

This significant casino is located on the Swiss-Italian border and attracts visitors from all over the world. Although it has a history dating back to 1917, it is best known today for a brand-new structure that was completed in 2007 and cost $200 million. It was designed by Swiss architect Mario Botta, whose other works include renowned churches and museums all over the world.

1.Mirage

The only fictitious element of The Mirage, a casino resort in the Nevada desert with a suitable name, is its iconic "volcano," which "erupts" every night as waterfalls rush off the side and fall into a lagoon. It was the first mega-resort on the Las Vegas Strip and the most expensive hotel-casino when it initially debuted in 1989.