8. MGM Grand Las Vegas

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8. MGM Grand Las Vegas

Las Vegas

Square feet: 170,000
Gaming machines: 2,300
Table and poker games: 178
Restaurants and bars: 20
Hotel rooms: 5,044
Web site: mgmgrand.com

This luxury hotel first opened in 1993 as a Hollywood themed resort and is one of the largest hotels in the world. Operated by publicly traded MGM Mirage (MGM), this 30-floor, 293-foot-high complex has five outdoor pools, rivers and waterfalls.