Olympic-class ocean liner of 29 coal-fired steam boilers in six compartments. However, "Olympic"s boilers were adapted for firing by oil at the end of the First World War, which reduced the number of engine crew required from 350 to 60. The "Olympic"-class ships were long, displacing normally (their draft at this displacement being ), and their tonnage was around 45-46,000 GRT. "Olympic" became the largest ship in the world when it was completed in May, 1911 before losing the title to its sister "Titanic" when she was completed in April, 1912. After the loss of "Titanic" the third sister ship "Britannic" claimed the
Tall Ships' Races are manned by a largely cadet or trainee crew who are partaking in sail training, 50 percent of which must be aged between 15–25 years of age and who do not need any previous experience. Thus, "tall ship" does not describe a specific type of sailing vessel, but rather a monohull sailing vessel of at least 9.4 metres (30 ft) that is conducting sail training and education under sail voyages. Participating ships range from yachts to the large square-rigged sail training ships run by charities, schools and navies of many countries. After World War II, tall ships were a dying