MGM National Harbor is a luxury resort, casino, and hotel on the Potomac River in Prince George’s County, Maryland just outside Washington, D.C. The resort opened on December 8, 2016.
PRO TIP:Smoking is strictly prohibited inside MGM National Harbor Casino. Patrons are not allowed to smoke or vape at any time. There are designated areas outside of the casino where smoking is permitted, but these areas are still subject to all relevant state and local laws.
The $1.4 billion complex features a 3,000-room hotel, a 140,000 square-foot casino with 125 table games and 3,600 slot machines, retail space, a theater, restaurants, and an arena.
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The casino is open 24 hours a day and smoking is allowed in designated areas. There are also outdoor smoking areas on the property.
