Some of them go a bit further and are quite a free interpretation of what Earth might look like. An example is ... showing a world without oceans. They cover about 70 percent of the surface ...

Earth's oceans may have been green for billions of years until the first photosynthetic organisms flooded our atmosphere with ...

What if Earth’s oceans were 100, 1,000, or even 10,000 meters lower than they are today? Thanks to a handy NASA animation, we know exactly what our planet would look like under those various ...