This document discusses the different styles, sizes and facilities of cruise ships. It covers small ships under 10,000 GRT that carry less than 200 passengers, medium ships that range from 10,000 to 70,000 GRT and carry 200 to 2,500 passengers, and large ships over 70,000 GRT that can carry over 2,500 passengers. The document also examines the various parts and facilities commonly found on cruise ships like restaurants, pools, theaters and more.