RMS Olympic and sold at auction before she was scrapped, and now adorn buildings and a cruise ship. By contrast with "Olympic", the other two ships in the class, "Titanic" and , did not have long service lives. "Titanic" collided with an iceberg in the North Atlantic on her maiden voyage and sank, while "Britannic" struck a mine and sank in the Kea Channel in Greece in 1916. "Britannic" never served her intended role as a passenger ship. Built in Belfast, Ireland, "Olympic" was the first of the three s – the others were and . They were by far the largest
Hospital ship serving in this capacity. By the end of the First World War, The British Royal Navy had 77 such ships in service. During the Gallipoli Campaign, hospital ships were used to evacuate over 100,000 wounded personnel to Egypt. Canada operated hospital ships in both world wars. In World War I these included SS "Letitia" (I) and which was deliberately sunk by a German U-boat with great loss of life, despite the hospital ship's clearly marked status. In World War II, Canada operated the hospital ship and SS "Letitia (II). The first purposely built hospital ship in the U.S. Navy was