Floating palaces is a term used to describe luxurious cruise ships or large boats that are meant for leisurely travel. Synonyms for this term include floating resorts, coined by the large hotel-like amenities featured on some modern cruise ships, and ocean liners, which were historically used in the early 20th century for travel across the ocean. Another synonym for floating palaces is cruise liners, which features a range of luxury accommodations and facilities for guests. Riverboats are also called floating palaces, offering a unique and intimate experience for travellers on river cruises. Essentially, any large watercraft that offers lavish accommodations and a leisurely travel experience can be dubbed a floating palace.