Love this article from “watts up with that”
A few photos of submarines surfaced at the North Pole to give you the jist:
Skate (SSN-578), surfaced at the North Pole, 17 March 1959. Image from NAVSOURCE

Seadragon (SSN-584), foreground, and her sister Skate (SSN-578) during a rendezvous at the North Pole in August 1962

This one speaks for itself!

Keep an eye on the ice for your self here