Naval mine ship, HMHS "Britannic", which was the sister ship of the RMS "Titanic." During World War II, the U-boat fleet, which dominated much of the battle of the Atlantic, was small at the beginning of the war and much of the early action by German forces involved mining convoy routes and ports around Britain. German submarines also operated in the Mediterranean Sea, in the Caribbean Sea, and along the U.S. coast. Initially, contact mines (requiring a ship to physically strike a mine to detonate it) were employed, usually tethered at the end of a cable just below the surface of the
Silver Shadow (ship) Silver Shadow (ship) Silver Shadow is a cruise ship that entered service in 2000, and is operated by Silversea Cruises. The passenger capacity is 382 passengers, and there are 295 crew members. Her sister ship is the , and both ships were built by the Mariotti Shipyard in Genoa, Italy. They both have a high space-to-passenger ratio at 74, providing more space per passenger than any other cruise ship. Space ratio is calculated by dividing a vessel's gross tonnage by its passenger capacity. The passenger-to-crew ratio is also high, at 1.31 to 1. There are 194 outside suites, ranging in