Ulysses1978ii t1_iy35kb2 wrote
Reply to comment by Arcturion in TIL More than 80 percent of the ocean has never been mapped, explored, or even seen by humans and as a result, we know more about the surface of Mars than Earth by [deleted]
Pretty sure thats what the Russian flag under the ice near the North Pole was about a few years ago.
Viewing a single comment thread. View all comments