While room prices have since increased for week-long voyages, you don't need to be super-rich to board this super-sized ship. Icon offers 28 different room types, giving guests options to suit all needs, whether they're looking for affordability, stunning sea views, or a family-oriented holiday experience.

According to Forbes, interior rooms now range between $1,851 (£1.5k) and $3,300 (£2.6k), while exterior rooms span from $2,061 (£1.6k) to $4,119 (£3.2k). Balcony rooms, which offer a more premium guest experience, start at $2,249 (£1.7k) and can reach up to $5,245 (£4.1k).

Meanwhile, luxury Sunset Suites (pictured) cost a staggering $10,864 (£8.6k) per week per person for those looking to splurge. Costs vary depending on the time of the year, with March to September the peak time to travel.

21 fascinating facts about the world's biggest cruise ships