The spa is open daily. Children under 18 years casibo are not allowed in the spa without adult supervision. Guests can play rounds at the hole golf course and enjoy other recreation facilities including a health club. Popular property highlights Free self parking. Sign In with Facebook. Swimming pool Spa tub.Minnesota's largest casino only 25 minutes from Mall of America® with slots, blackjack, bingo, luxury hotel, entertainment, best of Twin Cities restaurants and. Now $89 (Was $̶9̶9̶) on TripAdvisor: Mystic Lake Casino Hotel, Prior Lake. See traveler reviews, candid photos, and great deals for Mystic Lake. Compare 39 hotels near Mystic Lake Casino in Prior Lake using real guest reviews. Earn free nights, get our Price Guarantee & make booking easier with.