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The MGM Grand in Las Vegas is one of the largest hotels in the world. It currently has 6,852 rooms. Image: Adobe Stock

These are the 12 largest hotels in the world

Gigantic hotel complexes with thousands of rooms, casinos, and shopping malls are setting new standards and appear like small cities under one roof. Travelnews presents the twelve largest hotels in the world – measured by the number of rooms.

Bigger, taller, more spectacular – the global hotel giants are redefining every dimension. Where hotels with a few hundred rooms once seemed impressive, these monumental complexes rise like self-contained cities under a single roof.

With thousands of beds, sprawling casinos, shopping malls, theaters, and seemingly endless corridors, these mega-resorts have become destinations in their own right. Checking in here practically requires a map. Travelnews unveils the world’s twelve largest hotels.

1. First World Hotel, Genting Highlands (Malaysia)

With its 7,351 rooms, the First World Hotel is the largest in the world. Perched atop a hill in the Genting Highlands, it consists of two 28-story towers. It is famous less for its beauty than for its sheer size and functionality. Beneath the gigantic complex are a shopping center and a casino, attracting thousands of guests daily.

2. The Venetian Resort, Las Vegas (USA)

With 7,115 rooms, The Venetian ranks as the second-largest hotel in the world. Its crown jewel is a stunning recreation of Venice—complete with winding canals, serenading gondoliers, and a replica of St. Mark’s Campanile. Today, the resort stands as one of the most iconic landmarks on the Las Vegas Strip. And of course, no visit would be complete without its sprawling casino.

3. MGM Grand, Las Vegas (USA)

The MGM Grand has 6,852 rooms. It opened in 1973 and has been a landmark of the gambling metropolis for decades. The complex also includes «The Signature,» a sister hotel with 1,728 suites and apartments. In addition to the casino halls, the MGM Grand offers countless shows, restaurants, and event spaces.

4. Abraj Al Bait, Mecca (Saudi Arabia)

The Abraj Al-Bait Towers in Mecca offer more than 6,000 rooms, clustered around a 601-meter-high clock tower. Featuring a 43-meter-wide timepiece — the largest in the world — the tower dominates the skyline. Spanning 150 hectares, the complex includes over 1,400 shops and restaurants. Primarily designed to accommodate pilgrims, it stands as one of the most awe-inspiring architectural landmarks in Saudi Arabia.

5. The Londoner Macao, Cotai (Macau)

The Londoner Macao boasts 6,000 rooms and is one of the signature properties in the gambling metropolis of Cotai. The resort opened in 2012 and aims to bring British flair to Asia. Guests can marvel at replicas of London landmarks while strolling through the vast halls. In addition to the architecture, the casino and entertainment offerings are particularly important.

6. Izmailovo Hotel, Moscow (Russia)

The Izmailovo Hotel in Moscow offers 5,000 rooms and was built for the 1980 Olympic Games. For 13 years, it was the largest hotel in the world, according to Stern magazine . To this day, with its four buildings, it remains the largest hotel in Europe. The massive complex, often seen as a relic of Soviet-era construction policy, still welcomes many guests today.

7. Encore and Wynn, Las Vegas (USA)

The Encore and Wynn hotel complex offers a combined 4,748 rooms. It opened in 2005 and, at 45 stories, was Nevada's tallest building at the time. The property is considered one of the most exclusive addresses on the Strip, featuring fine restaurants and luxury shops. Despite the glamour, the casino remains the centerpiece.

8. Barkhatnye Sezony, Sochi (Russia)

The Barkhatnye Sezony resort in Sochi features 4,688 rooms and was built on the Black Sea for the 2014 Winter Olympics. Accommodating up to 10,000 guests, it ranks among the largest hotel complexes in Europe. Despite its vast capacity, the resort’s layout — spread across several buildings — gives it a comparatively approachable scale for visitors.

9. Mandalay Bay, Las Vegas (USA)

The Mandalay Bay Hotel has 4,426 rooms. It opened in 1999 and is located on a 49-hectare site on the south side of the Strip. In addition to large pools and concert halls, the casino is the hotel's defining feature. The hotel gained notoriety following the 2017 attack, in which a gunman killed 60 people from the 32nd floor.

10. Luxor, Las Vegas (USA)

The Luxor Hotel offers 4,407 rooms and opened in 1993 in the shape of a pyramid. The complex was expanded in the mid-1990s. The resort combines Egyptian-themed architecture with typical Las Vegas casino charm. A particularly striking feature is the beam of light from the pyramid's apex, which can be seen far beyond the city at night.

11. Ambassador City Jomtien, Pattaya (Thailand)

The Ambassador City Jomtien near Pattaya offers 4,219 rooms. Opened in the 1980s, it remains one of Asia’s largest hotels. Set directly on the beach, the resort features multiple pools, extensive sports facilities, and a wide range of leisure options. Its vast complex continues to attract both international travelers and local guests.

12. Aria Resort & Casino, Las Vegas (USA)

The Aria Resort & Casino features 4,004 rooms and forms part of the vast CityCenter complex, which opened in 2009. Celebrated for its modern design and technological innovation, the hotel places a strong emphasis on sustainability and energy efficiency. Beyond its casino, Aria offers an extensive selection of restaurants, bars, and world-class entertainment.

(RSU)

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