USS Cyclops (AC-4)

19,360 long tons

165 m

20 m

8.4 m

236 officers and men

2 steam engines

15 knots

The USS Cyclops was a Proteus class in 1910 put into service coal ship of the United States Navy, which disappeared after departing from Barbados in the area of the Bermuda Triangle ( Caribbean) on March 4, 1918. From the ship and the 306 people on board is no trace; a wreck was never found.

In the history of the United States Navy casualty of this was the biggest loss of seafarers outside of combat operations at sea.