What is Under the North Pole? 1page literacy w question - good for subfile

What is under the North Pole? We know there is land under the South Pole, in fact, much of it is visible during summertime. Of course, their summertime is our wintertime. But what about the North Pole? Is there some land under the North Pole?

Sonar depth reading seems to suggest that there was no land underneath the North Pole, but no one could confirm it. On August 3, 1958. the nuclear-powered submarine the USS Nautilus would attempt to go underneath the North Pole and prove there is no land mass below. The Nautilus was unique in that it was powered by a small .....