The German auxiliary cruiser Atlantis (HSK 2), known to the Kriegsmarine as Schiff 16 and to the Royal Navy as Raider-C, was a converted German Hilfskreuzer (auxiliary cruiser), or merchant or commerce raider) of the Kriegsmarine, which, in World War II, travelled more than 161,000 km (100,000 mi) in 602 days, and sank or captured 22 ships totaling 144,384 t (142,104 long tons).