The Russians that is-across the North Atlantic in the dead of winter.
Came across this pretty cool video of how the transit might be like. Admiral Kusnetsov and a Slava CG taking water over the bow. Check out the Sovremmeny Destroyer taking 45 degree rolls.
Admiral Kuznetsov Aircraft Carrier and CVBG in a Heavy Storm – The best free videos are right here
You get bonus points if you can name the radar and the forward missiles on the Slava.