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
German hospital ship Ophelia HMS "Undaunted", while laying mines off Haak lightship. German command sent out a hospital ship to supposedly search for survivors. Suspicions were aroused when British intelligence learned that "Ophelia" was using a wireless radio set, at that time unusual for a hospital ship, to communicate with the German wireless base at Norddeich station. In addition to using wireless radio she was using coded wireless transmissions; secret codes or their use are forbidden on hospital ships. While in the area, British submarine, HMS "D8", shadowed the German ship. When the "Ophelia" noticed the sub she began to flee the area, further