This allows for the creation of very realistic and interesting maps simultaneously. One of them, showing the world without ...

Take a deep dive into the ocean’s secrets. ExtremeTech reveals its hidden layers and life forms. Discover the depths of our ...

And if you want to understand precisely how sea-levels will rise in different parts of the world, good ocean-floor maps are a must. Much of the data that's been imported into the GEBCO grid ...

World Database on Protected Areas (2016) This story appears in the April 2017 issue of National Geographic magazine. The map above is essentially an x-ray of the ocean, and the colors show where ...