Humans have mapped every corner of the globe--from jungles to deserts, even outer space. Yet we've gone only 7 miles below the Earth's surface--just 1/500th of the way to the Core. Go deeper into the heart of our planet: 4,000 miles down.
Humans have mapped every corner of the globe--from jungles to deserts, even outer space. Yet we've gone only 7 miles below the Earth's surface--just 1/500th of the way to the Core. Go deeper into the heart of our planet: 4,000 miles down.
Content advisory
NR
Flashing lights and strobing patterns might affect photosensitive viewers
