If we could find a way to heat up Europa so it can support liquid water on its surface we could terraform it to become more earth like.
This is a scientifically accurate render on what Europa might look like if this were achieved. It uses an accurate terrain map as supplied by NASA and the lower elevations are flooded with water.
the geometry of the planet can be as low def or as high def as you want. Just click on the object and adjust its iterations.