- The Myrtle Beach Marriott Resort At Grande Dunes OffersYou The Perfect Balance. Whether You*Re Booking SpaceFor An Organization, Or A Company Event, Marriott MeetsAll Your Professional And Recreational Needs, Perfectly.Start With 400 Luxurious Guest Rooms And 45,000 SquareFeet Of Meeting Space. Most Rooms Have Ocean Views,And Are Equipped With Two Telephones With Separate Lines,Dataports, And Other Amenities For Those Who Want ToCombine Business And Pleasure. As Part Of The Upscale,Grande Dunes Community, A 2,200 Acre, Plantation-styleResidential And More Leisure Development, We HaveMore Amenities Than Any Other Destination In TheCarolinas. Activities Include Championship Golf, TennisAnd Fitness Center, Large Tropical Beachfront Pool WithWaterslide And A European Spa With Indoor Pool Or TheSimple But Priceless Pleasure Of Sitting On Our PristineBeach And Soaking Up The Carolina Sun.