- Type: Passenger
- Displacement: 48,158 tons
- Dimensions: 903 x 94 x 34 ft.
- Machinery: Steam triple expansion engine, triple screws = 21 knots
- Passengers: completed with 2,000 hospital beds
- Builder: Harland & Wolff, Ltd, Belfast, Ireland, 1915
- Service: Built for White Star Line, but never used in their Southampton-New York service. Upon completion 8 Dec 1915 she was commissioned as a wartime hospital ship, painted in International Red Cross colors. Maiden voyage 12 Dec to Alexandria. On 21 Nov 1916 she struck a German mine in the Zea Channel of the Aegean Sea. She became the largest ever British Merchant Marine loss, but only 21 perished.