They did indeed design it with more details. It's just that Google Earth is not a perfect presentation medium (compared to offline rendering from local files):

They did indeed design it with more details. It's just that Google Earth is not a perfect presentation medium (compared to offline rendering from local files): http://www.procedural.com/cityengine/rome-reborn.html http://www.procedural.com/cityengine/rome-reborn.html