1) Royal Caribbean – Ultimate World Cruise

Description: A super-long world cruise lasting 274 days, visiting 7 continents, 60+ countries, and 150+ ports.
🛳️ Ship: Serenade of the Seas
🛏️ Room (Cabin) Categories:

• Interior Cabin

• Oceanview Cabin

• Balcony Cabin

• Suites / Junior Suites
  💰 Approx. Price: $59,999 – $117,599+ per person (entire world cruise)

  
  
  
  2) Cunard – Queen Victoria World Voyages

Description: Traditional British-style world cruise visiting New York, Singapore, and other major ports.
🛳️ Ship: Queen Victoria
🛏️ Room Categories:

• Inside / Interior Cabins

• Oceanview Cabins

• Balcony Cabins

• Britannia / Princess Grill Suites
  💰 Approx. Price: £13,499+ (~$17,000+ per person)
  
  
  

3) MSC Cruises – World Cruise / Global Itineraries

Description: MSC’s world cruises cover South America, Asia, Rome, and many other ports.
🛳️ Ship: MSC Magnifica (or other MSC world-class ships)
🛏️ Room Categories:

• Interior / Oceanview Cabins

• Balcony Cabins

• Yacht Club Suites (Premium)
  💰 Approx. Price: £14,254+ (~$17,500+ per person)
  
  
  

4) Princess Cruises – World Cruise Range

Description: Cruises lasting 100+ days, covering Mediterranean, Asia-Pacific, Americas, and more.
🛳️ Ship: Island Princess / Crown Princess
🛏️ Room Categories:

• Inside Cabins

• Oceanview / Balcony Cabins

• Mini-Suites / Suites
  💰 Approx. Price: $18,000+ per person (Inside Cabin)
  
  

5) Seabourn Quest – Ultra-Luxury World Cruise

Description: Ultra-luxury cruise with full-service dining, champagne, and premium amenities.
🛳️ Ship: Seabourn Quest
🛏️ Room Categories:

• Oceanview Suites

• Premium / Penthouse Suites

• Grand Wintergarden Suite
  💰 Approx. Price: $81,000 – $380,000+ per person
  

6) Royal Caribbean – Icon of the Seas (Mega Vacation Cruises)

Description: One of the world’s largest cruise ships, with themed entertainment, waterparks, multiple restaurants, and activities.
🛳️ Ship: Icon of the Seas
🛏️ Room Categories:

• Interior

• Oceanview

• Balcony

• Family Suites

• Ultimate Family Townhouse
  💰 Approx. Price: $3,600/week (standard) to $100,000+/week (ultimate suites)
  
  
  

🛏️ Common Cruise Room Categories

• Inside Cabin: No window, basic cabin

• Oceanview Cabin: Window with sea view

• Balcony Cabin: Private balcony included

• Suite / Penthouse / Loft: Premium luxury rooms

Prices vary widely depending on season, destination, and duration — short cruises (1–2 weeks) may cost $1,000–$5,000, while full world cruises can go from $20,000 to millions per person.