Question: Which major property of the Mandalay Resort Group has 2992 guest rooms ?
Context: Glen Eyrie is an English Tudor-style castle built in 1871 by General William Jackson Palmer, the founder of Colorado Springs.  There are 17 guest rooms (12 Deluxe guest rooms and 5 premier guest rooms) in the castle, as well as 7 meeting rooms to include the Castle Great Hall (2200 square feet room in the castle that can hold up to 240 people) and 2 dining rooms in the castle (The Castle King James Hall has seating for 180 people and the Castle Music & Library rooms for seating for up to 58 people).  This house was his and his wife's dream home and is near Colorado Springs in the northwest foothills just north of the Garden of the Gods rock formations (now a city park).  After building a large carriage house, where the family lived for a time, Palmer and his wife Mary (Queen) Mellen built a 22-room frame house on the 800 acre estate.  This house was remodeled in 1881 to include a tower and additional rooms, and made to resemble a stone castle in 1903, reminiscent of those native to England. The Grand Victoria Casino Elgin is a riverboat casino in Elgin, Illinois, United States, located about 40 mi west of Chicago.  It is 50% owned and operated by RBG, LLP, a subsidiary of Hyatt, and 50% by a subsidiary of MGM Resorts International, which acquired Mandalay Resort Group, the former 50% partner company, in April 2005. The Keltic Lodge has 32 guest rooms and two luxury suites in the Main Lodge, 40 guest rooms at the Inn at Keltic, five two-bedroom cottages and five four-bedroom cottages with fireplaces and verandahs.  Several executive cottages with private cliff-side backyards are also available.  Recreation facilities on the property or in the surrounding area include a heated outdoor pool, nearby Ingonish Beach, hiking wilderness trails, lawn games, whale watching, Aveda Spa, and boat cruises.  Adjacent to the resort is a highlight of Cape Breton golf—the 18-hole championship Highlands Links Golf Course, ranked by "Score Golf Magazine" as Atlantic Canada's Top Public Course in 2009. The Sexton Hotel, also known as Hotel Stuart, is a historical building located in Stuart, Iowa, United States.  The building is a two-story, L-shaped, brick and brick veneer structure that was built in two parts.  The oldest section was a frame building built by John Sexton in 1893 and housed a restaurant.  It was moved to the north and the brick hotel wing was built by Sexton in 1907.  The older structure, now the north wing of the larger building, was covered with brick veneer.  The primary entry into the hotel is located in the canted entrance bay on the southwest corner of the building.  There were 28 guest rooms, and the first floor of the north wing housed the dining hall.  The first floor also housed a large lobby, the owners quarters, and some of the guest rooms. Mandalay Resort Group (formerly Circus Circus Enterprises) was a hotel-casino operator based in Paradise, Nevada.  Its major properties included Mandalay Bay, Luxor, Excalibur and Circus Circus, as well as half of the Monte Carlo.  In terms of market capitalization, it was one of the largest casino operators in the world.  Its stock traded on the New York Stock Exchange with the ticker symbol "CIR" and "MBG". The Cambria Casino, also known as the Flying V Guest Ranch and the Cambria Casino Park-Memorial, is a resort on the western edge of the Black Hills in Weston County, Wyoming.  The resort was named for Cambria, a nearby coal-mining community.  The two story sandstone lodge, designed by New York architect Bruce Rabenold, employs English Tudor and other medieval details to create a Tudor manor-like setting in the Wyoming hills.  The lodge fronts on a court, entered through a gatehouse and originally flanked by wings housing guest rooms.  The property is significant as an example of a unique eclectically-style resort in eastern Wyoming.  A portion of the casino was intended to serve as a memorial to Cambria-area miners. The Hotel Julien Dubuque is a hotel located in downtown Dubuque, Iowa at Second and Main streets.  The hotel currently has 133 guest rooms, Caroline's restaurant, the Riverboat Lounge, the Potosa Spa, a pool and fitness center, and large banquet facilities.  The interior redesign converted the existing 168 guest rooms into 133 luxury rooms and suites and restored the historic lobby and grand ballroom, while at the same time adding modern systems and amenities like a geothermal heating and cooling system, a reflective roof, a swimming pool and fitness facility.  It was included as a contributing property in the Old Main Historic District in 1983 as the Julien Dubuque Motor Inn. Craig Healing Springs, also known as the Craig Springs Conference Grounds, is a historic resort property located at Craig Springs, Craig County, west of New Castle, Virginia.  It encompasses 23 contributing buildings and 1 contributing structure associated with the Craig Healing Springs resort.  They include mostly frame resort cottages in addition to the two-story, brick Oak Lodge (c. 1935).  It contains guest rooms and the facilities for the healing baths.  The core of the complex is the building known as "Central," which.contained guest registration, rooms, and the kitchen and dining facilities.  The property also includes a former dance pavilion, used as an assembly hall.  A gazebo marks the location of the springs and stands northwest of the dance pavilion.  The resort was incorporated in 1909, and the health spa-resort complex flourished with the advent of automobile travel in the years between the two world wars.  It declined in popularity in the 1950s, and was purchased in 1960, as a retreat and conference center for the Christian Church (Disciples of Christ) in Virginia. The Monte Carlo Resort and Casino is a megaresort hotel and casino on the Las Vegas Strip in Paradise, Nevada, United States.  The hotel, with a height of 360 ft , has 32 floors, featuring a 102000 sqft casino floor with 1,400 slot machines, 60 table games, and 15 poker tables.  It is owned and operated by MGM Resorts International.  The hotel offers 2,992 guest rooms, including 259 luxury suites.  It is being converted from late 2016 to 2018 into the Park MGM, with the upper floors converted into a boutique hotel, NoMad Las Vegas. Loews Portofino Bay Hotel at Universal Orlando is a resort hotel and spa located at Universal Orlando Resort in Florida.  Added as part of a major resort expansion of Universal Studios Florida in 1999, it was built along with Islands of Adventure and CityWalk to turn the single theme park into a multi-day, resort destination.  The resort is touted as Universal Orlando’s flagship resort and was the first hotel on Universal Orlando property.  It was designed to offer the ambiance of an Italian seaside village with many of the guest rooms overlooking the resort’s own lake, "Portofino Bay".  Loews Hotels is the owner and operator of this resort, as with Portofino Bay’s sister resorts, Hard Rock Hotel and Loews Royal Pacific Resort.
Answer: The Monte Carlo Resort and Casino