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 education.nationalgeographic.org Submitted by [deleted] t3_z6p9uy on November 28, 2022 at 6:42 AM in todayilearned 143 comments 2,115
joelex8472 t1_iy3l0et wrote on November 28, 2022 at 2:20 PM If I was an alien that’s where I’d park my spaceship. Permalink 1
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